Home / 12,097,861.92-16,695,040.41-6,665,353.92

Finding the Fourth Proportional to 12,097,861.92, 16,695,040.41 and 6,665,353.92

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Solution

The fourth proportional to 12,097,861.92, 16,695,040.41 and 6,665,353.92 is: 9,198,183.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,861.92 : 16,695,040.41 = 6,665,353.92 : x
  2. Step 2: Convert to fraction form
    12,097,861.92/16,695,040.41 = 6,665,353.92/x
  3. Step 3: Cross multiply
    12,097,861.92x = 16,695,040.41 × 6,665,353.92
  4. Step 4: Simplify right side
    12,097,861.92x = 111,278,353,041,351.91
  5. Step 5: Solve for x
    x = 111,278,353,041,351.91/12,097,861.92
  6. Step 6: Final answer
    x = 9,198,183.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.