Home / 8,105,277.91-12,162,107.60-3,559,521.85

Finding the Fourth Proportional to 8,105,277.91, 12,162,107.60 and 3,559,521.85

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Solution

The fourth proportional to 8,105,277.91, 12,162,107.60 and 3,559,521.85 is: 5,341,123.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,105,277.91 : 12,162,107.60 = 3,559,521.85 : x
  2. Step 2: Convert to fraction form
    8,105,277.91/12,162,107.60 = 3,559,521.85/x
  3. Step 3: Cross multiply
    8,105,277.91x = 12,162,107.60 × 3,559,521.85
  4. Step 4: Simplify right side
    8,105,277.91x = 43,291,287,744,251.06
  5. Step 5: Solve for x
    x = 43,291,287,744,251.06/8,105,277.91
  6. Step 6: Final answer
    x = 5,341,123.18

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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.