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Finding the Third Proportional to 9,571,507.88 and 21,002,755.22

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Solution

The third proportional to 9,571,507.88 and 21,002,755.22 is: 46,086,335.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,571,507.88 : 21,002,755.22 = 21,002,755.22 : x
  2. Step 2: Convert to fraction form
    9,571,507.88/21,002,755.22 = 21,002,755.22/x
  3. Step 3: Cross multiply
    9,571,507.88x = 21,002,755.22 × 21,002,755.22
  4. Step 4: Simplify right side
    9,571,507.88x = 441,115,726,778,730.38
  5. Step 5: Solve for x
    x = 441,115,726,778,730.38/9,571,507.88
  6. Step 6: Final answer
    x = 46,086,335.88

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.