Home / 12,292,309.20-18,413,580.60-8,510,062.80

Finding the Fourth Proportional to 12,292,309.20, 18,413,580.60 and 8,510,062.80

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Solution

The fourth proportional to 12,292,309.20, 18,413,580.60 and 8,510,062.80 is: 12,747,867.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,292,309.20 : 18,413,580.60 = 8,510,062.80 : x
  2. Step 2: Convert to fraction form
    12,292,309.20/18,413,580.60 = 8,510,062.80/x
  3. Step 3: Cross multiply
    12,292,309.20x = 18,413,580.60 × 8,510,062.80
  4. Step 4: Simplify right side
    12,292,309.20x = 156,700,727,278,861.72
  5. Step 5: Solve for x
    x = 156,700,727,278,861.72/12,292,309.20
  6. Step 6: Final answer
    x = 12,747,867.36

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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.