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Finding the Third Proportional to 13,412,666 and 21,273,319

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Solution

The third proportional to 13,412,666 and 21,273,319 is: 33,740,801.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,412,666 : 21,273,319 = 21,273,319 : x
  2. Step 2: Convert to fraction form
    13,412,666/21,273,319 = 21,273,319/x
  3. Step 3: Cross multiply
    13,412,666x = 21,273,319 × 21,273,319
  4. Step 4: Simplify right side
    13,412,666x = 452,554,101,275,761
  5. Step 5: Solve for x
    x = 452,554,101,275,761/13,412,666
  6. Step 6: Final answer
    x = 33,740,801.51

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.