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Finding the Third Proportional to 9,627,627 and 21,144,918

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Solution

The third proportional to 9,627,627 and 21,144,918 is: 46,440,058.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,627,627 : 21,144,918 = 21,144,918 : x
  2. Step 2: Convert to fraction form
    9,627,627/21,144,918 = 21,144,918/x
  3. Step 3: Cross multiply
    9,627,627x = 21,144,918 × 21,144,918
  4. Step 4: Simplify right side
    9,627,627x = 447,107,557,226,724
  5. Step 5: Solve for x
    x = 447,107,557,226,724/9,627,627
  6. Step 6: Final answer
    x = 46,440,058.10

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.