Home / 8,857,713.60-13,279,474.80-8,149,125.60

Finding the Fourth Proportional to 8,857,713.60, 13,279,474.80 and 8,149,125.60

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Solution

The fourth proportional to 8,857,713.60, 13,279,474.80 and 8,149,125.60 is: 12,217,160.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857,713.60 : 13,279,474.80 = 8,149,125.60 : x
  2. Step 2: Convert to fraction form
    8,857,713.60/13,279,474.80 = 8,149,125.60/x
  3. Step 3: Cross multiply
    8,857,713.60x = 13,279,474.80 × 8,149,125.60
  4. Step 4: Simplify right side
    8,857,713.60x = 108,216,108,047,234.88
  5. Step 5: Solve for x
    x = 108,216,108,047,234.88/8,857,713.60
  6. Step 6: Final answer
    x = 12,217,160.42

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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.