Home / 10,872,781.60-16,305,025.20-3,297,229.60

Finding the Fourth Proportional to 10,872,781.60, 16,305,025.20 and 3,297,229.60

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Solution

The fourth proportional to 10,872,781.60, 16,305,025.20 and 3,297,229.60 is: 4,944,586.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,872,781.60 : 16,305,025.20 = 3,297,229.60 : x
  2. Step 2: Convert to fraction form
    10,872,781.60/16,305,025.20 = 3,297,229.60/x
  3. Step 3: Cross multiply
    10,872,781.60x = 16,305,025.20 × 3,297,229.60
  4. Step 4: Simplify right side
    10,872,781.60x = 53,761,411,718,185.92
  5. Step 5: Solve for x
    x = 53,761,411,718,185.92/10,872,781.60
  6. Step 6: Final answer
    x = 4,944,586.74

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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.