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Finding the Third Proportional to 5,523,988 and 11,815,551

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Solution

The third proportional to 5,523,988 and 11,815,551 is: 25,272,908.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,523,988 : 11,815,551 = 11,815,551 : x
  2. Step 2: Convert to fraction form
    5,523,988/11,815,551 = 11,815,551/x
  3. Step 3: Cross multiply
    5,523,988x = 11,815,551 × 11,815,551
  4. Step 4: Simplify right side
    5,523,988x = 139,607,245,433,601
  5. Step 5: Solve for x
    x = 139,607,245,433,601/5,523,988
  6. Step 6: Final answer
    x = 25,272,908.89

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.