Home / 8,272,391.60-12,409,753.80-2,592,023.60

Finding the Fourth Proportional to 8,272,391.60, 12,409,753.80 and 2,592,023.60

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Solution

The fourth proportional to 8,272,391.60, 12,409,753.80 and 2,592,023.60 is: 3,888,400.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,272,391.60 : 12,409,753.80 = 2,592,023.60 : x
  2. Step 2: Convert to fraction form
    8,272,391.60/12,409,753.80 = 2,592,023.60/x
  3. Step 3: Cross multiply
    8,272,391.60x = 12,409,753.80 × 2,592,023.60
  4. Step 4: Simplify right side
    8,272,391.60x = 32,166,374,719,789.68
  5. Step 5: Solve for x
    x = 32,166,374,719,789.68/8,272,391.60
  6. Step 6: Final answer
    x = 3,888,400.87

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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.