Home / 12,257,003.20-18,396,002.40-5,444,060.80

Finding the Fourth Proportional to 12,257,003.20, 18,396,002.40 and 5,444,060.80

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Solution

The fourth proportional to 12,257,003.20, 18,396,002.40 and 5,444,060.80 is: 8,170,753.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,257,003.20 : 18,396,002.40 = 5,444,060.80 : x
  2. Step 2: Convert to fraction form
    12,257,003.20/18,396,002.40 = 5,444,060.80/x
  3. Step 3: Cross multiply
    12,257,003.20x = 18,396,002.40 × 5,444,060.80
  4. Step 4: Simplify right side
    12,257,003.20x = 100,148,955,542,545.91
  5. Step 5: Solve for x
    x = 100,148,955,542,545.91/12,257,003.20
  6. Step 6: Final answer
    x = 8,170,753.81

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.