Home / 25,770,207.90-38,571,198.19-18,944,972.94

Finding the Fourth Proportional to 25,770,207.90, 38,571,198.19 and 18,944,972.94

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Solution

The fourth proportional to 25,770,207.90, 38,571,198.19 and 18,944,972.94 is: 28,355,623.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,770,207.90 : 38,571,198.19 = 18,944,972.94 : x
  2. Step 2: Convert to fraction form
    25,770,207.90/38,571,198.19 = 18,944,972.94/x
  3. Step 3: Cross multiply
    25,770,207.90x = 38,571,198.19 × 18,944,972.94
  4. Step 4: Simplify right side
    25,770,207.90x = 730,730,305,972,927
  5. Step 5: Solve for x
    x = 730,730,305,972,927/25,770,207.90
  6. Step 6: Final answer
    x = 28,355,623.24

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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.