Home / 20,138,461.97-29,830,188.78

Finding the Third Proportional to 20,138,461.97 and 29,830,188.78

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Solution

The third proportional to 20,138,461.97 and 29,830,188.78 is: 44,186,103.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,138,461.97 : 29,830,188.78 = 29,830,188.78 : x
  2. Step 2: Convert to fraction form
    20,138,461.97/29,830,188.78 = 29,830,188.78/x
  3. Step 3: Cross multiply
    20,138,461.97x = 29,830,188.78 × 29,830,188.78
  4. Step 4: Simplify right side
    20,138,461.97x = 889,840,162,608,556.25
  5. Step 5: Solve for x
    x = 889,840,162,608,556.25/20,138,461.97
  6. Step 6: Final answer
    x = 44,186,103.38

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.