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Finding the Third Proportional to 12,445,026 and 18,667,872

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Solution

The third proportional to 12,445,026 and 18,667,872 is: 28,002,307.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,445,026 : 18,667,872 = 18,667,872 : x
  2. Step 2: Convert to fraction form
    12,445,026/18,667,872 = 18,667,872/x
  3. Step 3: Cross multiply
    12,445,026x = 18,667,872 × 18,667,872
  4. Step 4: Simplify right side
    12,445,026x = 348,489,445,008,384
  5. Step 5: Solve for x
    x = 348,489,445,008,384/12,445,026
  6. Step 6: Final answer
    x = 28,002,307.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.