Finding the Fourth Proportional to 52,812,912.80, 79,124,890.80 and 44,687,770.40
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Solution
The fourth proportional to 52,812,912.80, 79,124,890.80 and 44,687,770.40 is: 66,951,712.48
Step by Step Solution
- Step 1: Write the proportion equation
52,812,912.80 : 79,124,890.80 = 44,687,770.40 : x - Step 2: Convert to fraction form
52,812,912.80/79,124,890.80 = 44,687,770.40/x - Step 3: Cross multiply
52,812,912.80x = 79,124,890.80 × 44,687,770.40 - Step 4: Simplify right side
52,812,912.80x = 3,535,914,952,995,472 - Step 5: Solve for x
x = 3,535,914,952,995,472/52,812,912.80 - Step 6: Final answer
x = 66,951,712.48
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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.