Home / 27,860,165.40-41,790,248.10-8,690,891.70

Finding the Fourth Proportional to 27,860,165.40, 41,790,248.10 and 8,690,891.70

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Solution

The fourth proportional to 27,860,165.40, 41,790,248.10 and 8,690,891.70 is: 13,036,337.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,860,165.40 : 41,790,248.10 = 8,690,891.70 : x
  2. Step 2: Convert to fraction form
    27,860,165.40/41,790,248.10 = 8,690,891.70/x
  3. Step 3: Cross multiply
    27,860,165.40x = 41,790,248.10 × 8,690,891.70
  4. Step 4: Simplify right side
    27,860,165.40x = 363,194,520,353,230.75
  5. Step 5: Solve for x
    x = 363,194,520,353,230.75/27,860,165.40
  6. Step 6: Final answer
    x = 13,036,337.55

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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.