Home / 11,231,428.74-16,849,005.57-3,942,996.90

Finding the Fourth Proportional to 11,231,428.74, 16,849,005.57 and 3,942,996.90

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Solution

The fourth proportional to 11,231,428.74, 16,849,005.57 and 3,942,996.90 is: 5,915,149.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,231,428.74 : 16,849,005.57 = 3,942,996.90 : x
  2. Step 2: Convert to fraction form
    11,231,428.74/16,849,005.57 = 3,942,996.90/x
  3. Step 3: Cross multiply
    11,231,428.74x = 16,849,005.57 × 3,942,996.90
  4. Step 4: Simplify right side
    11,231,428.74x = 66,435,576,730,592.73
  5. Step 5: Solve for x
    x = 66,435,576,730,592.73/11,231,428.74
  6. Step 6: Final answer
    x = 5,915,149.20

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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.