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Finding the Third Proportional to 8,588,731 and 18,171,449

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Solution

The third proportional to 8,588,731 and 18,171,449 is: 38,445,907.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,588,731 : 18,171,449 = 18,171,449 : x
  2. Step 2: Convert to fraction form
    8,588,731/18,171,449 = 18,171,449/x
  3. Step 3: Cross multiply
    8,588,731x = 18,171,449 × 18,171,449
  4. Step 4: Simplify right side
    8,588,731x = 330,201,558,759,601
  5. Step 5: Solve for x
    x = 330,201,558,759,601/8,588,731
  6. Step 6: Final answer
    x = 38,445,907.64

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.