Home / 71,498,501.73-107,231,792.36-33,155,033.58

Finding the Fourth Proportional to 71,498,501.73, 107,231,792.36 and 33,155,033.58

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Solution

The fourth proportional to 71,498,501.73, 107,231,792.36 and 33,155,033.58 is: 49,725,149.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,498,501.73 : 107,231,792.36 = 33,155,033.58 : x
  2. Step 2: Convert to fraction form
    71,498,501.73/107,231,792.36 = 33,155,033.58/x
  3. Step 3: Cross multiply
    71,498,501.73x = 107,231,792.36 × 33,155,033.58
  4. Step 4: Simplify right side
    71,498,501.73x = 3,555,273,676,373,612
  5. Step 5: Solve for x
    x = 3,555,273,676,373,612/71,498,501.73
  6. Step 6: Final answer
    x = 49,725,149.34

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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.