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Finding the Third Proportional to 4,486,575 and 9,785,189

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Solution

The third proportional to 4,486,575 and 9,785,189 is: 21,341,429.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,486,575 : 9,785,189 = 9,785,189 : x
  2. Step 2: Convert to fraction form
    4,486,575/9,785,189 = 9,785,189/x
  3. Step 3: Cross multiply
    4,486,575x = 9,785,189 × 9,785,189
  4. Step 4: Simplify right side
    4,486,575x = 95,749,923,765,721
  5. Step 5: Solve for x
    x = 95,749,923,765,721/4,486,575
  6. Step 6: Final answer
    x = 21,341,429.43

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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.