Home / 8,766,027.10-13,149,040.65-8,430,103.90

Finding the Fourth Proportional to 8,766,027.10, 13,149,040.65 and 8,430,103.90

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Solution

The fourth proportional to 8,766,027.10, 13,149,040.65 and 8,430,103.90 is: 12,645,155.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766,027.10 : 13,149,040.65 = 8,430,103.90 : x
  2. Step 2: Convert to fraction form
    8,766,027.10/13,149,040.65 = 8,430,103.90/x
  3. Step 3: Cross multiply
    8,766,027.10x = 13,149,040.65 × 8,430,103.90
  4. Step 4: Simplify right side
    8,766,027.10x = 110,847,778,864,823.55
  5. Step 5: Solve for x
    x = 110,847,778,864,823.55/8,766,027.10
  6. Step 6: Final answer
    x = 12,645,155.85

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Similar ratio
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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.