Finding the Fourth Proportional to 52,530,810.68, 72,491,761.98 and 29,010,342.62
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Solution
The fourth proportional to 52,530,810.68, 72,491,761.98 and 29,010,342.62 is: 40,033,854.89
Step by Step Solution
- Step 1: Write the proportion equation
52,530,810.68 : 72,491,761.98 = 29,010,342.62 : x - Step 2: Convert to fraction form
52,530,810.68/72,491,761.98 = 29,010,342.62/x - Step 3: Cross multiply
52,530,810.68x = 72,491,761.98 × 29,010,342.62 - Step 4: Simplify right side
52,530,810.68x = 2,103,010,852,167,289.75 - Step 5: Solve for x
x = 2,103,010,852,167,289.75/52,530,810.68 - Step 6: Final answer
x = 40,033,854.89
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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.