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Finding the Third Proportional to 27,639,396 and 57,049,128

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Solution

The third proportional to 27,639,396 and 57,049,128 is: 117,752,320.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,639,396 : 57,049,128 = 57,049,128 : x
  2. Step 2: Convert to fraction form
    27,639,396/57,049,128 = 57,049,128/x
  3. Step 3: Cross multiply
    27,639,396x = 57,049,128 × 57,049,128
  4. Step 4: Simplify right side
    27,639,396x = 3,254,603,005,560,384
  5. Step 5: Solve for x
    x = 3,254,603,005,560,384/27,639,396
  6. Step 6: Final answer
    x = 117,752,320.11

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.