Finding the Fourth Proportional to 61,376,589.12, 84,699,275.76 and 33,874,516.56
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Solution
The fourth proportional to 61,376,589.12, 84,699,275.76 and 33,874,516.56 is: 46,746,602.58
Step by Step Solution
- Step 1: Write the proportion equation
61,376,589.12 : 84,699,275.76 = 33,874,516.56 : x - Step 2: Convert to fraction form
61,376,589.12/84,699,275.76 = 33,874,516.56/x - Step 3: Cross multiply
61,376,589.12x = 84,699,275.76 × 33,874,516.56 - Step 4: Simplify right side
61,376,589.12x = 2,869,147,019,352,127 - Step 5: Solve for x
x = 2,869,147,019,352,127/61,376,589.12 - Step 6: Final answer
x = 46,746,602.58
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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.