Home / 8,149,792.20-12,238,685.10-5,770,336.20

Finding the Fourth Proportional to 8,149,792.20, 12,238,685.10 and 5,770,336.20

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Solution

The fourth proportional to 8,149,792.20, 12,238,685.10 and 5,770,336.20 is: 8,665,414.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149,792.20 : 12,238,685.10 = 5,770,336.20 : x
  2. Step 2: Convert to fraction form
    8,149,792.20/12,238,685.10 = 5,770,336.20/x
  3. Step 3: Cross multiply
    8,149,792.20x = 12,238,685.10 × 5,770,336.20
  4. Step 4: Simplify right side
    8,149,792.20x = 70,621,327,672,930.62
  5. Step 5: Solve for x
    x = 70,621,327,672,930.62/8,149,792.20
  6. Step 6: Final answer
    x = 8,665,414.52

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1.5x scale

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.