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Finding the Third Proportional to 8,977,845 and 18,672,216

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Solution

The third proportional to 8,977,845 and 18,672,216 is: 38,834,670.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,977,845 : 18,672,216 = 18,672,216 : x
  2. Step 2: Convert to fraction form
    8,977,845/18,672,216 = 18,672,216/x
  3. Step 3: Cross multiply
    8,977,845x = 18,672,216 × 18,672,216
  4. Step 4: Simplify right side
    8,977,845x = 348,651,650,350,656
  5. Step 5: Solve for x
    x = 348,651,650,350,656/8,977,845
  6. Step 6: Final answer
    x = 38,834,670.27

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.