Home / 18,895,062.30-28,342,593.45-8,110,527.90

Finding the Fourth Proportional to 18,895,062.30, 28,342,593.45 and 8,110,527.90

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Solution

The fourth proportional to 18,895,062.30, 28,342,593.45 and 8,110,527.90 is: 12,165,791.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,895,062.30 : 28,342,593.45 = 8,110,527.90 : x
  2. Step 2: Convert to fraction form
    18,895,062.30/28,342,593.45 = 8,110,527.90/x
  3. Step 3: Cross multiply
    18,895,062.30x = 28,342,593.45 × 8,110,527.90
  4. Step 4: Simplify right side
    18,895,062.30x = 229,873,394,934,582.25
  5. Step 5: Solve for x
    x = 229,873,394,934,582.25/18,895,062.30
  6. Step 6: Final answer
    x = 12,165,791.85

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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.