Home / 20,083,627.31-27,713,469.07-11,263,436.66

Finding the Fourth Proportional to 20,083,627.31, 27,713,469.07 and 11,263,436.66

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Solution

The fourth proportional to 20,083,627.31, 27,713,469.07 and 11,263,436.66 is: 15,542,456.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,083,627.31 : 27,713,469.07 = 11,263,436.66 : x
  2. Step 2: Convert to fraction form
    20,083,627.31/27,713,469.07 = 11,263,436.66/x
  3. Step 3: Cross multiply
    20,083,627.31x = 27,713,469.07 × 11,263,436.66
  4. Step 4: Simplify right side
    20,083,627.31x = 312,148,903,498,814.12
  5. Step 5: Solve for x
    x = 312,148,903,498,814.12/20,083,627.31
  6. Step 6: Final answer
    x = 15,542,456.48

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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.