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Finding the Third Proportional to 4,486,395 and 9,784,851

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Solution

The third proportional to 4,486,395 and 9,784,851 is: 21,340,811.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,486,395 : 9,784,851 = 9,784,851 : x
  2. Step 2: Convert to fraction form
    4,486,395/9,784,851 = 9,784,851/x
  3. Step 3: Cross multiply
    4,486,395x = 9,784,851 × 9,784,851
  4. Step 4: Simplify right side
    4,486,395x = 95,743,309,092,201
  5. Step 5: Solve for x
    x = 95,743,309,092,201/4,486,395
  6. Step 6: Final answer
    x = 21,340,811.30

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.