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Finding the Third Proportional to 14,379,815 and 20,226,170

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Solution

The third proportional to 14,379,815 and 20,226,170 is: 28,449,458.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,379,815 : 20,226,170 = 20,226,170 : x
  2. Step 2: Convert to fraction form
    14,379,815/20,226,170 = 20,226,170/x
  3. Step 3: Cross multiply
    14,379,815x = 20,226,170 × 20,226,170
  4. Step 4: Simplify right side
    14,379,815x = 409,097,952,868,900
  5. Step 5: Solve for x
    x = 409,097,952,868,900/14,379,815
  6. Step 6: Final answer
    x = 28,449,458.69

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.