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Finding the Third Proportional to 8,519,495 and 18,338,069

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Solution

The third proportional to 8,519,495 and 18,338,069 is: 39,472,383.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,519,495 : 18,338,069 = 18,338,069 : x
  2. Step 2: Convert to fraction form
    8,519,495/18,338,069 = 18,338,069/x
  3. Step 3: Cross multiply
    8,519,495x = 18,338,069 × 18,338,069
  4. Step 4: Simplify right side
    8,519,495x = 336,284,774,648,761
  5. Step 5: Solve for x
    x = 336,284,774,648,761/8,519,495
  6. Step 6: Final answer
    x = 39,472,383.59

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.