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Finding the Third Proportional to 12,391,858 and 26,842,412

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Solution

The third proportional to 12,391,858 and 26,842,412 is: 58,144,233.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,391,858 : 26,842,412 = 26,842,412 : x
  2. Step 2: Convert to fraction form
    12,391,858/26,842,412 = 26,842,412/x
  3. Step 3: Cross multiply
    12,391,858x = 26,842,412 × 26,842,412
  4. Step 4: Simplify right side
    12,391,858x = 720,515,081,977,744
  5. Step 5: Solve for x
    x = 720,515,081,977,744/12,391,858
  6. Step 6: Final answer
    x = 58,144,233.25

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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.