Home / 18,379,067.92-25,370,963.91-13,084,180.94

Finding the Fourth Proportional to 18,379,067.92, 25,370,963.91 and 13,084,180.94

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Solution

The fourth proportional to 18,379,067.92, 25,370,963.91 and 13,084,180.94 is: 18,061,758.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,379,067.92 : 25,370,963.91 = 13,084,180.94 : x
  2. Step 2: Convert to fraction form
    18,379,067.92/25,370,963.91 = 13,084,180.94/x
  3. Step 3: Cross multiply
    18,379,067.92x = 25,370,963.91 × 13,084,180.94
  4. Step 4: Simplify right side
    18,379,067.92x = 331,958,282,484,077.31
  5. Step 5: Solve for x
    x = 331,958,282,484,077.31/18,379,067.92
  6. Step 6: Final answer
    x = 18,061,758.30

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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.