Home / 8,171,103.17-12,240,709.66-6,365,532.38

Finding the Fourth Proportional to 8,171,103.17, 12,240,709.66 and 6,365,532.38

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Solution

The fourth proportional to 8,171,103.17, 12,240,709.66 and 6,365,532.38 is: 9,535,876.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,171,103.17 : 12,240,709.66 = 6,365,532.38 : x
  2. Step 2: Convert to fraction form
    8,171,103.17/12,240,709.66 = 6,365,532.38/x
  3. Step 3: Cross multiply
    8,171,103.17x = 12,240,709.66 × 6,365,532.38
  4. Step 4: Simplify right side
    8,171,103.17x = 77,918,633,694,908.80
  5. Step 5: Solve for x
    x = 77,918,633,694,908.80/8,171,103.17
  6. Step 6: Final answer
    x = 9,535,876.87

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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.