Home / 18,805,640.94-25,940,789.37-11,825,270.96

Finding the Fourth Proportional to 18,805,640.94, 25,940,789.37 and 11,825,270.96

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Solution

The fourth proportional to 18,805,640.94, 25,940,789.37 and 11,825,270.96 is: 16,311,960.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,805,640.94 : 25,940,789.37 = 11,825,270.96 : x
  2. Step 2: Convert to fraction form
    18,805,640.94/25,940,789.37 = 11,825,270.96/x
  3. Step 3: Cross multiply
    18,805,640.94x = 25,940,789.37 × 11,825,270.96
  4. Step 4: Simplify right side
    18,805,640.94x = 306,756,863,086,833.75
  5. Step 5: Solve for x
    x = 306,756,863,086,833.75/18,805,640.94
  6. Step 6: Final answer
    x = 16,311,960.02

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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.