Home / 18,709,954.92-25,819,737.66-10,125,250.92

Finding the Fourth Proportional to 18,709,954.92, 25,819,737.66 and 10,125,250.92

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Solution

The fourth proportional to 18,709,954.92, 25,819,737.66 and 10,125,250.92 is: 13,972,846.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,709,954.92 : 25,819,737.66 = 10,125,250.92 : x
  2. Step 2: Convert to fraction form
    18,709,954.92/25,819,737.66 = 10,125,250.92/x
  3. Step 3: Cross multiply
    18,709,954.92x = 25,819,737.66 × 10,125,250.92
  4. Step 4: Simplify right side
    18,709,954.92x = 261,431,322,496,073.66
  5. Step 5: Solve for x
    x = 261,431,322,496,073.66/18,709,954.92
  6. Step 6: Final answer
    x = 13,972,846.20

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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.