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Finding the Third Proportional to 14,451,866 and 21,135,234

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Solution

The third proportional to 14,451,866 and 21,135,234 is: 30,909,372.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,451,866 : 21,135,234 = 21,135,234 : x
  2. Step 2: Convert to fraction form
    14,451,866/21,135,234 = 21,135,234/x
  3. Step 3: Cross multiply
    14,451,866x = 21,135,234 × 21,135,234
  4. Step 4: Simplify right side
    14,451,866x = 446,698,116,234,756
  5. Step 5: Solve for x
    x = 446,698,116,234,756/14,451,866
  6. Step 6: Final answer
    x = 30,909,372.97

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.