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Finding the Third Proportional to 12,467,355 and 18,650,865

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Solution

The third proportional to 12,467,355 and 18,650,865 is: 27,901,248.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,467,355 : 18,650,865 = 18,650,865 : x
  2. Step 2: Convert to fraction form
    12,467,355/18,650,865 = 18,650,865/x
  3. Step 3: Cross multiply
    12,467,355x = 18,650,865 × 18,650,865
  4. Step 4: Simplify right side
    12,467,355x = 347,854,765,248,225
  5. Step 5: Solve for x
    x = 347,854,765,248,225/12,467,355
  6. Step 6: Final answer
    x = 27,901,248.12

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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.