Home / 29,135,763.60-43,708,894.20-12,098,158.80

Finding the Fourth Proportional to 29,135,763.60, 43,708,894.20 and 12,098,158.80

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Solution

The fourth proportional to 29,135,763.60, 43,708,894.20 and 12,098,158.80 is: 18,149,417.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,135,763.60 : 43,708,894.20 = 12,098,158.80 : x
  2. Step 2: Convert to fraction form
    29,135,763.60/43,708,894.20 = 12,098,158.80/x
  3. Step 3: Cross multiply
    29,135,763.60x = 43,708,894.20 × 12,098,158.80
  4. Step 4: Simplify right side
    29,135,763.60x = 528,797,143,003,999
  5. Step 5: Solve for x
    x = 528,797,143,003,999/29,135,763.60
  6. Step 6: Final answer
    x = 18,149,417.68

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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.