Finding the Fourth Proportional to 68,341,685.20, 102,512,527.80 and 32,509,877.20
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Solution
The fourth proportional to 68,341,685.20, 102,512,527.80 and 32,509,877.20 is: 48,764,815.80
Step by Step Solution
- Step 1: Write the proportion equation
68,341,685.20 : 102,512,527.80 = 32,509,877.20 : x - Step 2: Convert to fraction form
68,341,685.20/102,512,527.80 = 32,509,877.20/x - Step 3: Cross multiply
68,341,685.20x = 102,512,527.80 × 32,509,877.20 - Step 4: Simplify right side
68,341,685.20x = 3,332,669,690,239,586 - Step 5: Solve for x
x = 3,332,669,690,239,586/68,341,685.20 - Step 6: Final answer
x = 48,764,815.80
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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.