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Finding the Third Proportional to 3,930,422 and 8,594,029

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Solution

The third proportional to 3,930,422 and 8,594,029 is: 18,791,197.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,930,422 : 8,594,029 = 8,594,029 : x
  2. Step 2: Convert to fraction form
    3,930,422/8,594,029 = 8,594,029/x
  3. Step 3: Cross multiply
    3,930,422x = 8,594,029 × 8,594,029
  4. Step 4: Simplify right side
    3,930,422x = 73,857,334,452,841
  5. Step 5: Solve for x
    x = 73,857,334,452,841/3,930,422
  6. Step 6: Final answer
    x = 18,791,197.09

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.