Home / 22,633,491.54-31,234,972.78-12,712,122.62

Finding the Fourth Proportional to 22,633,491.54, 31,234,972.78 and 12,712,122.62

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Solution

The fourth proportional to 22,633,491.54, 31,234,972.78 and 12,712,122.62 is: 17,543,152.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,633,491.54 : 31,234,972.78 = 12,712,122.62 : x
  2. Step 2: Convert to fraction form
    22,633,491.54/31,234,972.78 = 12,712,122.62/x
  3. Step 3: Cross multiply
    22,633,491.54x = 31,234,972.78 × 12,712,122.62
  4. Step 4: Simplify right side
    22,633,491.54x = 397,062,804,011,722.25
  5. Step 5: Solve for x
    x = 397,062,804,011,722.25/22,633,491.54
  6. Step 6: Final answer
    x = 17,543,152.96

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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.