Home / 18,108,600.36-27,165,601.11-5,979,345

Finding the Fourth Proportional to 18,108,600.36, 27,165,601.11 and 5,979,345

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Solution

The fourth proportional to 18,108,600.36, 27,165,601.11 and 5,979,345 is: 8,969,909.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,108,600.36 : 27,165,601.11 = 5,979,345 : x
  2. Step 2: Convert to fraction form
    18,108,600.36/27,165,601.11 = 5,979,345/x
  3. Step 3: Cross multiply
    18,108,600.36x = 27,165,601.11 × 5,979,345
  4. Step 4: Simplify right side
    18,108,600.36x = 162,432,501,169,072.94
  5. Step 5: Solve for x
    x = 162,432,501,169,072.94/18,108,600.36
  6. Step 6: Final answer
    x = 8,969,909.21

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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.