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Finding the Third Proportional to 21,625,702 and 30,234,057

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Solution

The third proportional to 21,625,702 and 30,234,057 is: 42,269,064.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,625,702 : 30,234,057 = 30,234,057 : x
  2. Step 2: Convert to fraction form
    21,625,702/30,234,057 = 30,234,057/x
  3. Step 3: Cross multiply
    21,625,702x = 30,234,057 × 30,234,057
  4. Step 4: Simplify right side
    21,625,702x = 914,098,202,679,249
  5. Step 5: Solve for x
    x = 914,098,202,679,249/21,625,702
  6. Step 6: Final answer
    x = 42,269,064.96

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.