Home / 8,085,234.60-12,128,046.30-2,405,644.20

Finding the Fourth Proportional to 8,085,234.60, 12,128,046.30 and 2,405,644.20

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Solution

The fourth proportional to 8,085,234.60, 12,128,046.30 and 2,405,644.20 is: 3,608,524.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,234.60 : 12,128,046.30 = 2,405,644.20 : x
  2. Step 2: Convert to fraction form
    8,085,234.60/12,128,046.30 = 2,405,644.20/x
  3. Step 3: Cross multiply
    8,085,234.60x = 12,128,046.30 × 2,405,644.20
  4. Step 4: Simplify right side
    8,085,234.60x = 29,175,764,238,926.46
  5. Step 5: Solve for x
    x = 29,175,764,238,926.46/8,085,234.60
  6. Step 6: Final answer
    x = 3,608,524.14

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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.