Home / 8,067,805.20-12,087,929.70-3,799,218.60

Finding the Fourth Proportional to 8,067,805.20, 12,087,929.70 and 3,799,218.60

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Solution

The fourth proportional to 8,067,805.20, 12,087,929.70 and 3,799,218.60 is: 5,692,339.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,067,805.20 : 12,087,929.70 = 3,799,218.60 : x
  2. Step 2: Convert to fraction form
    8,067,805.20/12,087,929.70 = 3,799,218.60/x
  3. Step 3: Cross multiply
    8,067,805.20x = 12,087,929.70 × 3,799,218.60
  4. Step 4: Simplify right side
    8,067,805.20x = 45,924,687,351,732.42
  5. Step 5: Solve for x
    x = 45,924,687,351,732.42/8,067,805.20
  6. Step 6: Final answer
    x = 5,692,339.64

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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.