Home / 8,779,459.38-13,234,992.92-8,194,218.18

Finding the Fourth Proportional to 8,779,459.38, 13,234,992.92 and 8,194,218.18

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Solution

The fourth proportional to 8,779,459.38, 13,234,992.92 and 8,194,218.18 is: 12,352,744.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,779,459.38 : 13,234,992.92 = 8,194,218.18 : x
  2. Step 2: Convert to fraction form
    8,779,459.38/13,234,992.92 = 8,194,218.18/x
  3. Step 3: Cross multiply
    8,779,459.38x = 13,234,992.92 × 8,194,218.18
  4. Step 4: Simplify right side
    8,779,459.38x = 108,450,419,597,235.28
  5. Step 5: Solve for x
    x = 108,450,419,597,235.28/8,779,459.38
  6. Step 6: Final answer
    x = 12,352,744.62

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.