Home / 12,092,170.16-16,687,948.92-6,659,660.72

Finding the Fourth Proportional to 12,092,170.16, 16,687,948.92 and 6,659,660.72

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Solution

The fourth proportional to 12,092,170.16, 16,687,948.92 and 6,659,660.72 is: 9,190,747.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,092,170.16 : 16,687,948.92 = 6,659,660.72 : x
  2. Step 2: Convert to fraction form
    12,092,170.16/16,687,948.92 = 6,659,660.72/x
  3. Step 3: Cross multiply
    12,092,170.16x = 16,687,948.92 × 6,659,660.72
  4. Step 4: Simplify right side
    12,092,170.16x = 111,136,077,919,890.42
  5. Step 5: Solve for x
    x = 111,136,077,919,890.42/12,092,170.16
  6. Step 6: Final answer
    x = 9,190,747.11

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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.