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Finding the Third Proportional to 4,032,876 and 8,860,844

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Solution

The third proportional to 4,032,876 and 8,860,844 is: 19,468,626.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,032,876 : 8,860,844 = 8,860,844 : x
  2. Step 2: Convert to fraction form
    4,032,876/8,860,844 = 8,860,844/x
  3. Step 3: Cross multiply
    4,032,876x = 8,860,844 × 8,860,844
  4. Step 4: Simplify right side
    4,032,876x = 78,514,556,392,336
  5. Step 5: Solve for x
    x = 78,514,556,392,336/4,032,876
  6. Step 6: Final answer
    x = 19,468,626.46

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.