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Finding the Third Proportional to 5,529,089 and 8,654,519

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Solution

The third proportional to 5,529,089 and 8,654,519 is: 13,546,661.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,529,089 : 8,654,519 = 8,654,519 : x
  2. Step 2: Convert to fraction form
    5,529,089/8,654,519 = 8,654,519/x
  3. Step 3: Cross multiply
    5,529,089x = 8,654,519 × 8,654,519
  4. Step 4: Simplify right side
    5,529,089x = 74,900,699,121,361
  5. Step 5: Solve for x
    x = 74,900,699,121,361/5,529,089
  6. Step 6: Final answer
    x = 13,546,661.87

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.