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Finding the Third Proportional to 8,588,730 and 18,171,446

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Solution

The third proportional to 8,588,730 and 18,171,446 is: 38,445,899.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,588,730 : 18,171,446 = 18,171,446 : x
  2. Step 2: Convert to fraction form
    8,588,730/18,171,446 = 18,171,446/x
  3. Step 3: Cross multiply
    8,588,730x = 18,171,446 × 18,171,446
  4. Step 4: Simplify right side
    8,588,730x = 330,201,449,730,916
  5. Step 5: Solve for x
    x = 330,201,449,730,916/8,588,730
  6. Step 6: Final answer
    x = 38,445,899.42

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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.