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Finding the Third Proportional to 4,103,961 and 8,908,851

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Solution

The third proportional to 4,103,961 and 8,908,851 is: 19,339,273.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103,961 : 8,908,851 = 8,908,851 : x
  2. Step 2: Convert to fraction form
    4,103,961/8,908,851 = 8,908,851/x
  3. Step 3: Cross multiply
    4,103,961x = 8,908,851 × 8,908,851
  4. Step 4: Simplify right side
    4,103,961x = 79,367,626,140,201
  5. Step 5: Solve for x
    x = 79,367,626,140,201/4,103,961
  6. Step 6: Final answer
    x = 19,339,273.97

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.