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Finding the Fourth Proportional to 8,766,493.76, 13,149,745.44 and 5,752,924.40

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Solution

The fourth proportional to 8,766,493.76, 13,149,745.44 and 5,752,924.40 is: 8,629,389.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766,493.76 : 13,149,745.44 = 5,752,924.40 : x
  2. Step 2: Convert to fraction form
    8,766,493.76/13,149,745.44 = 5,752,924.40/x
  3. Step 3: Cross multiply
    8,766,493.76x = 13,149,745.44 × 5,752,924.40
  4. Step 4: Simplify right side
    8,766,493.76x = 75,649,491,395,564.73
  5. Step 5: Solve for x
    x = 75,649,491,395,564.73/8,766,493.76
  6. Step 6: Final answer
    x = 8,629,389.75

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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.