Home / 12,482,400.20-18,737,597.10-9,655,046.60

Finding the Fourth Proportional to 12,482,400.20, 18,737,597.10 and 9,655,046.60

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Solution

The fourth proportional to 12,482,400.20, 18,737,597.10 and 9,655,046.60 is: 14,493,396.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482,400.20 : 18,737,597.10 = 9,655,046.60 : x
  2. Step 2: Convert to fraction form
    12,482,400.20/18,737,597.10 = 9,655,046.60/x
  3. Step 3: Cross multiply
    12,482,400.20x = 18,737,597.10 × 9,655,046.60
  4. Step 4: Simplify right side
    12,482,400.20x = 180,912,373,172,524.88
  5. Step 5: Solve for x
    x = 180,912,373,172,524.88/12,482,400.20
  6. Step 6: Final answer
    x = 14,493,396.32

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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.