Finding the Fourth Proportional to 16,379,761.52, 24,536,747.64 and 8,157,635.12
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Solution
The fourth proportional to 16,379,761.52, 24,536,747.64 and 8,157,635.12 is: 12,220,070.12
Step by Step Solution
- Step 1: Write the proportion equation
16,379,761.52 : 24,536,747.64 = 8,157,635.12 : x - Step 2: Convert to fraction form
16,379,761.52/24,536,747.64 = 8,157,635.12/x - Step 3: Cross multiply
16,379,761.52x = 24,536,747.64 × 8,157,635.12 - Step 4: Simplify right side
16,379,761.52x = 200,161,834,278,641.12 - Step 5: Solve for x
x = 200,161,834,278,641.12/16,379,761.52 - Step 6: Final answer
x = 12,220,070.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.