Home / 12,850,190.92-17,730,806.88-7,345,309.96

Finding the Fourth Proportional to 12,850,190.92, 17,730,806.88 and 7,345,309.96

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Solution

The fourth proportional to 12,850,190.92, 17,730,806.88 and 7,345,309.96 is: 10,135,123.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,850,190.92 : 17,730,806.88 = 7,345,309.96 : x
  2. Step 2: Convert to fraction form
    12,850,190.92/17,730,806.88 = 7,345,309.96/x
  3. Step 3: Cross multiply
    12,850,190.92x = 17,730,806.88 × 7,345,309.96
  4. Step 4: Simplify right side
    12,850,190.92x = 130,238,272,374,500.52
  5. Step 5: Solve for x
    x = 130,238,272,374,500.52/12,850,190.92
  6. Step 6: Final answer
    x = 10,135,123.53

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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.