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Finding the Third Proportional to 13,910,042 and 21,279,270

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Solution

The third proportional to 13,910,042 and 21,279,270 is: 32,552,549.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,910,042 : 21,279,270 = 21,279,270 : x
  2. Step 2: Convert to fraction form
    13,910,042/21,279,270 = 21,279,270/x
  3. Step 3: Cross multiply
    13,910,042x = 21,279,270 × 21,279,270
  4. Step 4: Simplify right side
    13,910,042x = 452,807,331,732,900
  5. Step 5: Solve for x
    x = 452,807,331,732,900/13,910,042
  6. Step 6: Final answer
    x = 32,552,549.57

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.