Finding the Fourth Proportional to 8,712,715.26, 13,069,892.45 and 2,564,700.96
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Solution
The fourth proportional to 8,712,715.26, 13,069,892.45 and 2,564,700.96 is: 3,847,292.69
Step by Step Solution
- Step 1: Write the proportion equation
8,712,715.26 : 13,069,892.45 = 2,564,700.96 : x - Step 2: Convert to fraction form
8,712,715.26/13,069,892.45 = 2,564,700.96/x - Step 3: Cross multiply
8,712,715.26x = 13,069,892.45 × 2,564,700.96 - Step 4: Simplify right side
8,712,715.26x = 33,520,365,713,611.75 - Step 5: Solve for x
x = 33,520,365,713,611.75/8,712,715.26 - Step 6: Final answer
x = 3,847,292.69
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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.