Home / 10,198,511.10-15,297,766.65-9,600,147.90

Finding the Fourth Proportional to 10,198,511.10, 15,297,766.65 and 9,600,147.90

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Solution

The fourth proportional to 10,198,511.10, 15,297,766.65 and 9,600,147.90 is: 14,400,221.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,198,511.10 : 15,297,766.65 = 9,600,147.90 : x
  2. Step 2: Convert to fraction form
    10,198,511.10/15,297,766.65 = 9,600,147.90/x
  3. Step 3: Cross multiply
    10,198,511.10x = 15,297,766.65 × 9,600,147.90
  4. Step 4: Simplify right side
    10,198,511.10x = 146,860,822,379,687.53
  5. Step 5: Solve for x
    x = 146,860,822,379,687.53/10,198,511.10
  6. Step 6: Final answer
    x = 14,400,221.85

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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.