D. A sample equation and an example. Below you will find the equation to determine the Implicit Interest Rate. Use it to solve the example which follows. 71/ FV. r= - 1. PV Time Value Ex. #1 On February 26, 1994 Robert Kraft assumed ownership of the New England Patriots NFL franchise. He paid a price of $172 million. Twenty-five years later (as of 8-6-2020) the Forbes magazine value is quoted as $4.1 billion. What rate of return has Mr. Kraft earned on his investment? Show your answer to five decimal places