Home / 37,892,285.97-52,291,391.73-20,488,626.57

Finding the Fourth Proportional to 37,892,285.97, 52,291,391.73 and 20,488,626.57

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Solution

The fourth proportional to 37,892,285.97, 52,291,391.73 and 20,488,626.57 is: 28,274,324.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,892,285.97 : 52,291,391.73 = 20,488,626.57 : x
  2. Step 2: Convert to fraction form
    37,892,285.97/52,291,391.73 = 20,488,626.57/x
  3. Step 3: Cross multiply
    37,892,285.97x = 52,291,391.73 × 20,488,626.57
  4. Step 4: Simplify right side
    37,892,285.97x = 1,071,378,797,981,556.25
  5. Step 5: Solve for x
    x = 1,071,378,797,981,556.25/37,892,285.97
  6. Step 6: Final answer
    x = 28,274,324.72

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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.