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Finding the Third Proportional to 4,976,648 and 10,917,520

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Solution

The third proportional to 4,976,648 and 10,917,520 is: 23,950,306.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,976,648 : 10,917,520 = 10,917,520 : x
  2. Step 2: Convert to fraction form
    4,976,648/10,917,520 = 10,917,520/x
  3. Step 3: Cross multiply
    4,976,648x = 10,917,520 × 10,917,520
  4. Step 4: Simplify right side
    4,976,648x = 119,192,242,950,400
  5. Step 5: Solve for x
    x = 119,192,242,950,400/4,976,648
  6. Step 6: Final answer
    x = 23,950,306.10

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.