Home / 57,394,730.50-86,141,843.62-30,120,292.64

Finding the Fourth Proportional to 57,394,730.50, 86,141,843.62 and 30,120,292.64

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Solution

The fourth proportional to 57,394,730.50, 86,141,843.62 and 30,120,292.64 is: 45,206,546.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,394,730.50 : 86,141,843.62 = 30,120,292.64 : x
  2. Step 2: Convert to fraction form
    57,394,730.50/86,141,843.62 = 30,120,292.64/x
  3. Step 3: Cross multiply
    57,394,730.50x = 86,141,843.62 × 30,120,292.64
  4. Step 4: Simplify right side
    57,394,730.50x = 2,594,617,538,383,517
  5. Step 5: Solve for x
    x = 2,594,617,538,383,517/57,394,730.50
  6. Step 6: Final answer
    x = 45,206,546.24

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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.