Home / 12,027,469.82-16,505,882.69-11,942,439.26

Finding the Fourth Proportional to 12,027,469.82, 16,505,882.69 and 11,942,439.26

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Solution

The fourth proportional to 12,027,469.82, 16,505,882.69 and 11,942,439.26 is: 16,389,191.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,027,469.82 : 16,505,882.69 = 11,942,439.26 : x
  2. Step 2: Convert to fraction form
    12,027,469.82/16,505,882.69 = 11,942,439.26/x
  3. Step 3: Cross multiply
    12,027,469.82x = 16,505,882.69 × 11,942,439.26
  4. Step 4: Simplify right side
    12,027,469.82x = 197,120,501,458,010.41
  5. Step 5: Solve for x
    x = 197,120,501,458,010.41/12,027,469.82
  6. Step 6: Final answer
    x = 16,389,191.11

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.