Home / 18,131,287.14-27,179,832.42-9,024,774.93

Finding the Fourth Proportional to 18,131,287.14, 27,179,832.42 and 9,024,774.93

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Solution

The fourth proportional to 18,131,287.14, 27,179,832.42 and 9,024,774.93 is: 13,528,651.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,131,287.14 : 27,179,832.42 = 9,024,774.93 : x
  2. Step 2: Convert to fraction form
    18,131,287.14/27,179,832.42 = 9,024,774.93/x
  3. Step 3: Cross multiply
    18,131,287.14x = 27,179,832.42 × 9,024,774.93
  4. Step 4: Simplify right side
    18,131,287.14x = 245,291,870,225,617.25
  5. Step 5: Solve for x
    x = 245,291,870,225,617.25/18,131,287.14
  6. Step 6: Final answer
    x = 13,528,651.79

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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.