Home / 18,131,325.16-27,179,889.42-9,024,813

Finding the Fourth Proportional to 18,131,325.16, 27,179,889.42 and 9,024,813

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Solution

The fourth proportional to 18,131,325.16, 27,179,889.42 and 9,024,813 is: 13,528,708.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,131,325.16 : 27,179,889.42 = 9,024,813 : x
  2. Step 2: Convert to fraction form
    18,131,325.16/27,179,889.42 = 9,024,813/x
  3. Step 3: Cross multiply
    18,131,325.16x = 27,179,889.42 × 9,024,813
  4. Step 4: Simplify right side
    18,131,325.16x = 245,293,419,376,178.47
  5. Step 5: Solve for x
    x = 245,293,419,376,178.47/18,131,325.16
  6. Step 6: Final answer
    x = 13,528,708.86

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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.