Home / 18,125,321.11-25,015,073.03-10,179,169.41

Finding the Fourth Proportional to 18,125,321.11, 25,015,073.03 and 10,179,169.41

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Solution

The fourth proportional to 18,125,321.11, 25,015,073.03 and 10,179,169.41 is: 14,048,449.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,125,321.11 : 25,015,073.03 = 10,179,169.41 : x
  2. Step 2: Convert to fraction form
    18,125,321.11/25,015,073.03 = 10,179,169.41/x
  3. Step 3: Cross multiply
    18,125,321.11x = 25,015,073.03 × 10,179,169.41
  4. Step 4: Simplify right side
    18,125,321.11x = 254,632,666,175,892.03
  5. Step 5: Solve for x
    x = 254,632,666,175,892.03/18,125,321.11
  6. Step 6: Final answer
    x = 14,048,449.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.