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Finding the Third Proportional to 8,611,530 and 18,459,462

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Solution

The third proportional to 8,611,530 and 18,459,462 is: 39,569,244.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,611,530 : 18,459,462 = 18,459,462 : x
  2. Step 2: Convert to fraction form
    8,611,530/18,459,462 = 18,459,462/x
  3. Step 3: Cross multiply
    8,611,530x = 18,459,462 × 18,459,462
  4. Step 4: Simplify right side
    8,611,530x = 340,751,737,329,444
  5. Step 5: Solve for x
    x = 340,751,737,329,444/8,611,530
  6. Step 6: Final answer
    x = 39,569,244.64

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.