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Finding the Third Proportional to 10,137,227 and 20,993,021

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Solution

The third proportional to 10,137,227 and 20,993,021 is: 43,474,110.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,137,227 : 20,993,021 = 20,993,021 : x
  2. Step 2: Convert to fraction form
    10,137,227/20,993,021 = 20,993,021/x
  3. Step 3: Cross multiply
    10,137,227x = 20,993,021 × 20,993,021
  4. Step 4: Simplify right side
    10,137,227x = 440,706,930,706,441
  5. Step 5: Solve for x
    x = 440,706,930,706,441/10,137,227
  6. Step 6: Final answer
    x = 43,474,110.89

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.