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Finding the Third Proportional to 27,128,601 and 40,412,655

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Solution

The third proportional to 27,128,601 and 40,412,655 is: 60,201,507.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,128,601 : 40,412,655 = 40,412,655 : x
  2. Step 2: Convert to fraction form
    27,128,601/40,412,655 = 40,412,655/x
  3. Step 3: Cross multiply
    27,128,601x = 40,412,655 × 40,412,655
  4. Step 4: Simplify right side
    27,128,601x = 1,633,182,684,149,025
  5. Step 5: Solve for x
    x = 1,633,182,684,149,025/27,128,601
  6. Step 6: Final answer
    x = 60,201,507.78

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.