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Finding the Third Proportional to 4,558,788 and 9,727,749

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Solution

The third proportional to 4,558,788 and 9,727,749 is: 20,757,512.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,558,788 : 9,727,749 = 9,727,749 : x
  2. Step 2: Convert to fraction form
    4,558,788/9,727,749 = 9,727,749/x
  3. Step 3: Cross multiply
    4,558,788x = 9,727,749 × 9,727,749
  4. Step 4: Simplify right side
    4,558,788x = 94,629,100,607,001
  5. Step 5: Solve for x
    x = 94,629,100,607,001/4,558,788
  6. Step 6: Final answer
    x = 20,757,512.88

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.