Home / 27,860,171.90-41,790,257.85-8,690,898.20

Finding the Fourth Proportional to 27,860,171.90, 41,790,257.85 and 8,690,898.20

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Solution

The fourth proportional to 27,860,171.90, 41,790,257.85 and 8,690,898.20 is: 13,036,347.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,860,171.90 : 41,790,257.85 = 8,690,898.20 : x
  2. Step 2: Convert to fraction form
    27,860,171.90/41,790,257.85 = 8,690,898.20/x
  3. Step 3: Cross multiply
    27,860,171.90x = 41,790,257.85 × 8,690,898.20
  4. Step 4: Simplify right side
    27,860,171.90x = 363,194,876,726,100.88
  5. Step 5: Solve for x
    x = 363,194,876,726,100.88/27,860,171.90
  6. Step 6: Final answer
    x = 13,036,347.30

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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.