Finding the Fourth Proportional to 47,989,651.12, 66,224,080.92 and 27,369,740.32
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Solution
The fourth proportional to 47,989,651.12, 66,224,080.92 and 27,369,740.32 is: 37,769,307.66
Step by Step Solution
- Step 1: Write the proportion equation
47,989,651.12 : 66,224,080.92 = 27,369,740.32 : x - Step 2: Convert to fraction form
47,989,651.12/66,224,080.92 = 27,369,740.32/x - Step 3: Cross multiply
47,989,651.12x = 66,224,080.92 × 27,369,740.32 - Step 4: Simplify right side
47,989,651.12x = 1,812,535,897,711,066.75 - Step 5: Solve for x
x = 1,812,535,897,711,066.75/47,989,651.12 - Step 6: Final answer
x = 37,769,307.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.