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Finding the Third Proportional to 12,391,848 and 26,988,372

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Solution

The third proportional to 12,391,848 and 26,988,372 is: 58,778,337.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,391,848 : 26,988,372 = 26,988,372 : x
  2. Step 2: Convert to fraction form
    12,391,848/26,988,372 = 26,988,372/x
  3. Step 3: Cross multiply
    12,391,848x = 26,988,372 × 26,988,372
  4. Step 4: Simplify right side
    12,391,848x = 728,372,223,210,384
  5. Step 5: Solve for x
    x = 728,372,223,210,384/12,391,848
  6. Step 6: Final answer
    x = 58,778,337.44

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.