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Finding the Third Proportional to 9,166,227 and 19,908,872

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Solution

The third proportional to 9,166,227 and 19,908,872 is: 43,241,694.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,166,227 : 19,908,872 = 19,908,872 : x
  2. Step 2: Convert to fraction form
    9,166,227/19,908,872 = 19,908,872/x
  3. Step 3: Cross multiply
    9,166,227x = 19,908,872 × 19,908,872
  4. Step 4: Simplify right side
    9,166,227x = 396,363,184,312,384
  5. Step 5: Solve for x
    x = 396,363,184,312,384/9,166,227
  6. Step 6: Final answer
    x = 43,241,694.14

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.