Home / 12,394,594.20-17,101,737.62-7,499,694.60

Finding the Fourth Proportional to 12,394,594.20, 17,101,737.62 and 7,499,694.60

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Solution

The fourth proportional to 12,394,594.20, 17,101,737.62 and 7,499,694.60 is: 10,347,882.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,394,594.20 : 17,101,737.62 = 7,499,694.60 : x
  2. Step 2: Convert to fraction form
    12,394,594.20/17,101,737.62 = 7,499,694.60/x
  3. Step 3: Cross multiply
    12,394,594.20x = 17,101,737.62 × 7,499,694.60
  4. Step 4: Simplify right side
    12,394,594.20x = 128,257,809,279,330.86
  5. Step 5: Solve for x
    x = 128,257,809,279,330.86/12,394,594.20
  6. Step 6: Final answer
    x = 10,347,882.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.