You are considering an investment opportunity that requires an initial investment of $75 million today. One year from now, it will pay $4 million, and the payments will grow by 3% every year after that forever (i.e. in perpetuity). The cost of capital is 14%. What is the IRR? [Formatting: Give your answer in percent, to one and only one decimal place, and with no percentage sign. For example, 6.2, 18.9 or 47.6. The software will mark it wrong otherwise, so please format your answer properly.]