Home / 36,701,687.70-55,050,781.95-12,438,234.90

Finding the Fourth Proportional to 36,701,687.70, 55,050,781.95 and 12,438,234.90

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Solution

The fourth proportional to 36,701,687.70, 55,050,781.95 and 12,438,234.90 is: 18,656,759.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,701,687.70 : 55,050,781.95 = 12,438,234.90 : x
  2. Step 2: Convert to fraction form
    36,701,687.70/55,050,781.95 = 12,438,234.90/x
  3. Step 3: Cross multiply
    36,701,687.70x = 55,050,781.95 × 12,438,234.90
  4. Step 4: Simplify right side
    36,701,687.70x = 684,734,557,322,780.12
  5. Step 5: Solve for x
    x = 684,734,557,322,780.12/36,701,687.70
  6. Step 6: Final answer
    x = 18,656,759.41

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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.