Home / 8,737,377.05-12,057,636.30-4,870,143.44

Finding the Fourth Proportional to 8,737,377.05, 12,057,636.30 and 4,870,143.44

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Solution

The fourth proportional to 8,737,377.05, 12,057,636.30 and 4,870,143.44 is: 6,720,829.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737,377.05 : 12,057,636.30 = 4,870,143.44 : x
  2. Step 2: Convert to fraction form
    8,737,377.05/12,057,636.30 = 4,870,143.44/x
  3. Step 3: Cross multiply
    8,737,377.05x = 12,057,636.30 × 4,870,143.44
  4. Step 4: Simplify right side
    8,737,377.05x = 58,722,418,328,350.88
  5. Step 5: Solve for x
    x = 58,722,418,328,350.88/8,737,377.05
  6. Step 6: Final answer
    x = 6,720,829.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.