Home / 12,659,108.68-18,957,170.22-8,854,778.44

Finding the Fourth Proportional to 12,659,108.68, 18,957,170.22 and 8,854,778.44

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Solution

The fourth proportional to 12,659,108.68, 18,957,170.22 and 8,854,778.44 is: 13,260,139.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,659,108.68 : 18,957,170.22 = 8,854,778.44 : x
  2. Step 2: Convert to fraction form
    12,659,108.68/18,957,170.22 = 8,854,778.44/x
  3. Step 3: Cross multiply
    12,659,108.68x = 18,957,170.22 × 8,854,778.44
  4. Step 4: Simplify right side
    12,659,108.68x = 167,861,542,147,466.03
  5. Step 5: Solve for x
    x = 167,861,542,147,466.03/12,659,108.68
  6. Step 6: Final answer
    x = 13,260,139.11

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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.