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Finding the Third Proportional to 4,188,249 and 9,118,125

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Solution

The third proportional to 4,188,249 and 9,118,125 is: 19,850,826.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188,249 : 9,118,125 = 9,118,125 : x
  2. Step 2: Convert to fraction form
    4,188,249/9,118,125 = 9,118,125/x
  3. Step 3: Cross multiply
    4,188,249x = 9,118,125 × 9,118,125
  4. Step 4: Simplify right side
    4,188,249x = 83,140,203,515,625
  5. Step 5: Solve for x
    x = 83,140,203,515,625/4,188,249
  6. Step 6: Final answer
    x = 19,850,826.33

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.