Home / 11,631,976.98-17,448,198.75-3,112,299.78

Finding the Fourth Proportional to 11,631,976.98, 17,448,198.75 and 3,112,299.78

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Solution

The fourth proportional to 11,631,976.98, 17,448,198.75 and 3,112,299.78 is: 4,668,512.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,631,976.98 : 17,448,198.75 = 3,112,299.78 : x
  2. Step 2: Convert to fraction form
    11,631,976.98/17,448,198.75 = 3,112,299.78/x
  3. Step 3: Cross multiply
    11,631,976.98x = 17,448,198.75 × 3,112,299.78
  4. Step 4: Simplify right side
    11,631,976.98x = 54,304,025,131,021.27
  5. Step 5: Solve for x
    x = 54,304,025,131,021.27/11,631,976.98
  6. Step 6: Final answer
    x = 4,668,512.09

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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.