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Finding the Third Proportional to 12,171,855 and 25,701,837

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Solution

The third proportional to 12,171,855 and 25,701,837 is: 54,271,466.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,171,855 : 25,701,837 = 25,701,837 : x
  2. Step 2: Convert to fraction form
    12,171,855/25,701,837 = 25,701,837/x
  3. Step 3: Cross multiply
    12,171,855x = 25,701,837 × 25,701,837
  4. Step 4: Simplify right side
    12,171,855x = 660,584,425,174,569
  5. Step 5: Solve for x
    x = 660,584,425,174,569/12,171,855
  6. Step 6: Final answer
    x = 54,271,466.85

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.