The Power of Interest - How Long Will it take My Money to Double?

Have you ever heard of the Rule of 72? How about the Rule of 114? The Rule of 72 is a shortcut to estimate the number of years it takes for an investment to double, while 114 estimates how long it takes to triple. Here's what the rules look like.

Interest Rate

Enter a rate of return and see what happens.

%

Why do you want your investment to double or triple? Does that fit into your overall strategy, or is it just a fun math problem to solve? With saving and growing your money, sometimes hitting singles is a better approach than swinging for a home run.

Rules in Motion

While rules are fun to see, your investment strategy should reflect your goals, time horizon, and risk tolerance.

Compounded
Growth Target Annually Monthly Weekly Daily
Double 2× your investment 0.0000 years 0.0000 years 0.0000 years 0.0000 years
Triple 3× your investment 0.0000 years 0.0000 years 0.0000 years 0.0000 years
10× Growth 10× your investment 0.0000 years 0.0000 years 0.0000 years 0.0000 years

What's Your Time Horizon?

Have A Question About This Topic?

Thank you! Oops!

Related Content

How to Keep Your Retirement Savings Working for You

How to Keep Your Retirement Savings Working for You

Preservation is about function, not just figures. Plan for retirement amid economic uncertainty to limit stress.

Systematic Withdrawals in Retirement

Systematic Withdrawals in Retirement

Taking regular, periodic withdrawals during retirement can be quite problematic.

What to Look for in an Extended-Care Policy

What to Look for in an Extended-Care Policy

Here’s a list of 8 questions to ask that may help you better understand the costs and benefits of extended-care insurance.