Finding the Fourth Proportional to 8,712,704.74, 13,069,876.68 and 2,564,690.43
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Solution
The fourth proportional to 8,712,704.74, 13,069,876.68 and 2,564,690.43 is: 3,847,276.90
Step by Step Solution
- Step 1: Write the proportion equation
8,712,704.74 : 13,069,876.68 = 2,564,690.43 : x - Step 2: Convert to fraction form
8,712,704.74/13,069,876.68 = 2,564,690.43/x - Step 3: Cross multiply
8,712,704.74x = 13,069,876.68 × 2,564,690.43 - Step 4: Simplify right side
8,712,704.74x = 33,520,187,642,476.17 - Step 5: Solve for x
x = 33,520,187,642,476.17/8,712,704.74 - Step 6: Final answer
x = 3,847,276.90
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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.