Home / 8,397,620.20-12,587,828.70-4,131,226.60

Finding the Fourth Proportional to 8,397,620.20, 12,587,828.70 and 4,131,226.60

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Solution

The fourth proportional to 8,397,620.20, 12,587,828.70 and 4,131,226.60 is: 6,192,608.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397,620.20 : 12,587,828.70 = 4,131,226.60 : x
  2. Step 2: Convert to fraction form
    8,397,620.20/12,587,828.70 = 4,131,226.60/x
  3. Step 3: Cross multiply
    8,397,620.20x = 12,587,828.70 × 4,131,226.60
  4. Step 4: Simplify right side
    8,397,620.20x = 52,003,172,761,683.42
  5. Step 5: Solve for x
    x = 52,003,172,761,683.42/8,397,620.20
  6. Step 6: Final answer
    x = 6,192,608.33

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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.