Home / 11,967,105.74-16,515,224.04-7,319,432.66

Finding the Fourth Proportional to 11,967,105.74, 16,515,224.04 and 7,319,432.66

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Solution

The fourth proportional to 11,967,105.74, 16,515,224.04 and 7,319,432.66 is: 10,101,195.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,967,105.74 : 16,515,224.04 = 7,319,432.66 : x
  2. Step 2: Convert to fraction form
    11,967,105.74/16,515,224.04 = 7,319,432.66/x
  3. Step 3: Cross multiply
    11,967,105.74x = 16,515,224.04 × 7,319,432.66
  4. Step 4: Simplify right side
    11,967,105.74x = 120,882,070,225,593.14
  5. Step 5: Solve for x
    x = 120,882,070,225,593.14/11,967,105.74
  6. Step 6: Final answer
    x = 10,101,195.13

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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.