Home / 15,105,982.46-22,659,130.82-12,092,504.26

Finding the Fourth Proportional to 15,105,982.46, 22,659,130.82 and 12,092,504.26

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Solution

The fourth proportional to 15,105,982.46, 22,659,130.82 and 12,092,504.26 is: 18,138,882.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,105,982.46 : 22,659,130.82 = 12,092,504.26 : x
  2. Step 2: Convert to fraction form
    15,105,982.46/22,659,130.82 = 12,092,504.26/x
  3. Step 3: Cross multiply
    15,105,982.46x = 22,659,130.82 × 12,092,504.26
  4. Step 4: Simplify right side
    15,105,982.46x = 274,005,635,968,747.28
  5. Step 5: Solve for x
    x = 274,005,635,968,747.28/15,105,982.46
  6. Step 6: Final answer
    x = 18,138,882.17

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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.