Home / 8,129,281.20-12,192,734.82-2,370,467.33

Finding the Fourth Proportional to 8,129,281.20, 12,192,734.82 and 2,370,467.33

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Solution

The fourth proportional to 8,129,281.20, 12,192,734.82 and 2,370,467.33 is: 3,555,354.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,129,281.20 : 12,192,734.82 = 2,370,467.33 : x
  2. Step 2: Convert to fraction form
    8,129,281.20/12,192,734.82 = 2,370,467.33/x
  3. Step 3: Cross multiply
    8,129,281.20x = 12,192,734.82 × 2,370,467.33
  4. Step 4: Simplify right side
    8,129,281.20x = 28,902,479,493,199.76
  5. Step 5: Solve for x
    x = 28,902,479,493,199.76/8,129,281.20
  6. Step 6: Final answer
    x = 3,555,354.87

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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.