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Finding the Third Proportional to 9,165,512 and 19,907,444

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Solution

The third proportional to 9,165,512 and 19,907,444 is: 43,238,863.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,165,512 : 19,907,444 = 19,907,444 : x
  2. Step 2: Convert to fraction form
    9,165,512/19,907,444 = 19,907,444/x
  3. Step 3: Cross multiply
    9,165,512x = 19,907,444 × 19,907,444
  4. Step 4: Simplify right side
    9,165,512x = 396,306,326,613,136
  5. Step 5: Solve for x
    x = 396,306,326,613,136/9,165,512
  6. Step 6: Final answer
    x = 43,238,863.97

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.