Home / 12,377,035.90-18,565,553.85-3,280,537.45

Finding the Fourth Proportional to 12,377,035.90, 18,565,553.85 and 3,280,537.45

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Solution

The fourth proportional to 12,377,035.90, 18,565,553.85 and 3,280,537.45 is: 4,920,806.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,377,035.90 : 18,565,553.85 = 3,280,537.45 : x
  2. Step 2: Convert to fraction form
    12,377,035.90/18,565,553.85 = 3,280,537.45/x
  3. Step 3: Cross multiply
    12,377,035.90x = 18,565,553.85 × 3,280,537.45
  4. Step 4: Simplify right side
    12,377,035.90x = 60,904,994,684,916.69
  5. Step 5: Solve for x
    x = 60,904,994,684,916.69/12,377,035.90
  6. Step 6: Final answer
    x = 4,920,806.18

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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.