Finding the Fourth Proportional to 29,125,818.70, 43,704,474.45 and 12,088,213.90
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Solution
The fourth proportional to 29,125,818.70, 43,704,474.45 and 12,088,213.90 is: 18,138,856.15
Step by Step Solution
- Step 1: Write the proportion equation
29,125,818.70 : 43,704,474.45 = 12,088,213.90 : x - Step 2: Convert to fraction form
29,125,818.70/43,704,474.45 = 12,088,213.90/x - Step 3: Cross multiply
29,125,818.70x = 43,704,474.45 × 12,088,213.90 - Step 4: Simplify right side
29,125,818.70x = 528,309,035,538,684.94 - Step 5: Solve for x
x = 528,309,035,538,684.94/29,125,818.70 - Step 6: Final answer
x = 18,138,856.15
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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.