Finding the Fourth Proportional to 54,015,736.68, 74,541,711.09 and 29,235,919.17
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Solution
The fourth proportional to 54,015,736.68, 74,541,711.09 and 29,235,919.17 is: 40,345,565.46
Step by Step Solution
- Step 1: Write the proportion equation
54,015,736.68 : 74,541,711.09 = 29,235,919.17 : x - Step 2: Convert to fraction form
54,015,736.68/74,541,711.09 = 29,235,919.17/x - Step 3: Cross multiply
54,015,736.68x = 74,541,711.09 × 29,235,919.17 - Step 4: Simplify right side
54,015,736.68x = 2,179,295,440,220,732.75 - Step 5: Solve for x
x = 2,179,295,440,220,732.75/54,015,736.68 - Step 6: Final answer
x = 40,345,565.46
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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.