Home / 18,131,321.16-27,179,883.42-9,024,809

Finding the Fourth Proportional to 18,131,321.16, 27,179,883.42 and 9,024,809

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Solution

The fourth proportional to 18,131,321.16, 27,179,883.42 and 9,024,809 is: 13,528,702.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,131,321.16 : 27,179,883.42 = 9,024,809 : x
  2. Step 2: Convert to fraction form
    18,131,321.16/27,179,883.42 = 9,024,809/x
  3. Step 3: Cross multiply
    18,131,321.16x = 27,179,883.42 × 9,024,809
  4. Step 4: Simplify right side
    18,131,321.16x = 245,293,256,507,766.78
  5. Step 5: Solve for x
    x = 245,293,256,507,766.78/18,131,321.16
  6. Step 6: Final answer
    x = 13,528,702.86

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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.