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Finding the Third Proportional to 5,377,128 and 11,383,968

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Solution

The third proportional to 5,377,128 and 11,383,968 is: 24,101,105.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377,128 : 11,383,968 = 11,383,968 : x
  2. Step 2: Convert to fraction form
    5,377,128/11,383,968 = 11,383,968/x
  3. Step 3: Cross multiply
    5,377,128x = 11,383,968 × 11,383,968
  4. Step 4: Simplify right side
    5,377,128x = 129,594,727,425,024
  5. Step 5: Solve for x
    x = 129,594,727,425,024/5,377,128
  6. Step 6: Final answer
    x = 24,101,105.17

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.