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Finding the Third Proportional to 4,987,190 and 10,771,540

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Solution

The third proportional to 4,987,190 and 10,771,540 is: 23,264,819.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,987,190 : 10,771,540 = 10,771,540 : x
  2. Step 2: Convert to fraction form
    4,987,190/10,771,540 = 10,771,540/x
  3. Step 3: Cross multiply
    4,987,190x = 10,771,540 × 10,771,540
  4. Step 4: Simplify right side
    4,987,190x = 116,026,073,971,600
  5. Step 5: Solve for x
    x = 116,026,073,971,600/4,987,190
  6. Step 6: Final answer
    x = 23,264,819.26

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.