Home / 18,112,132.98-27,162,435.51-5,979,337.38

Finding the Fourth Proportional to 18,112,132.98, 27,162,435.51 and 5,979,337.38

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Solution

The fourth proportional to 18,112,132.98, 27,162,435.51 and 5,979,337.38 is: 8,967,103.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,112,132.98 : 27,162,435.51 = 5,979,337.38 : x
  2. Step 2: Convert to fraction form
    18,112,132.98/27,162,435.51 = 5,979,337.38/x
  3. Step 3: Cross multiply
    18,112,132.98x = 27,162,435.51 × 5,979,337.38
  4. Step 4: Simplify right side
    18,112,132.98x = 162,413,365,976,782.38
  5. Step 5: Solve for x
    x = 162,413,365,976,782.38/18,112,132.98
  6. Step 6: Final answer
    x = 8,967,103.22

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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.