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Finding the Third Proportional to 4,976,640 and 10,917,504

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Solution

The third proportional to 4,976,640 and 10,917,504 is: 23,950,274.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,976,640 : 10,917,504 = 10,917,504 : x
  2. Step 2: Convert to fraction form
    4,976,640/10,917,504 = 10,917,504/x
  3. Step 3: Cross multiply
    4,976,640x = 10,917,504 × 10,917,504
  4. Step 4: Simplify right side
    4,976,640x = 119,191,893,590,016
  5. Step 5: Solve for x
    x = 119,191,893,590,016/4,976,640
  6. Step 6: Final answer
    x = 23,950,274.40

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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.