Home / 18,131,324.16-27,179,887.92-9,024,812

Finding the Fourth Proportional to 18,131,324.16, 27,179,887.92 and 9,024,812

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Solution

The fourth proportional to 18,131,324.16, 27,179,887.92 and 9,024,812 is: 13,528,707.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,131,324.16 : 27,179,887.92 = 9,024,812 : x
  2. Step 2: Convert to fraction form
    18,131,324.16/27,179,887.92 = 9,024,812/x
  3. Step 3: Cross multiply
    18,131,324.16x = 27,179,887.92 × 9,024,812
  4. Step 4: Simplify right side
    18,131,324.16x = 245,293,378,659,071.06
  5. Step 5: Solve for x
    x = 245,293,378,659,071.06/18,131,324.16
  6. Step 6: Final answer
    x = 13,528,707.36

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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.