Finding the Fourth Proportional to 8,918,983.29, 13,380,468.52 and 2,854,079.17
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Solution
The fourth proportional to 8,918,983.29, 13,380,468.52 and 2,854,079.17 is: 4,281,756.70
Step by Step Solution
- Step 1: Write the proportion equation
8,918,983.29 : 13,380,468.52 = 2,854,079.17 : x - Step 2: Convert to fraction form
8,918,983.29/13,380,468.52 = 2,854,079.17/x - Step 3: Cross multiply
8,918,983.29x = 13,380,468.52 × 2,854,079.17 - Step 4: Simplify right side
8,918,983.29x = 38,188,916,487,772.73 - Step 5: Solve for x
x = 38,188,916,487,772.73/8,918,983.29 - Step 6: Final answer
x = 4,281,756.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.