Home / 38,880,103.60-58,320,155.40-38,313,233.20

Finding the Fourth Proportional to 38,880,103.60, 58,320,155.40 and 38,313,233.20

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Solution

The fourth proportional to 38,880,103.60, 58,320,155.40 and 38,313,233.20 is: 57,469,849.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,880,103.60 : 58,320,155.40 = 38,313,233.20 : x
  2. Step 2: Convert to fraction form
    38,880,103.60/58,320,155.40 = 38,313,233.20/x
  3. Step 3: Cross multiply
    38,880,103.60x = 58,320,155.40 × 38,313,233.20
  4. Step 4: Simplify right side
    38,880,103.60x = 2,234,433,714,100,439.50
  5. Step 5: Solve for x
    x = 2,234,433,714,100,439.50/38,880,103.60
  6. Step 6: Final answer
    x = 57,469,849.80

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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.