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Finding the Third Proportional to 18,267,468 and 39,750,745.50

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Solution

The third proportional to 18,267,468 and 39,750,745.50 is: 86,499,221.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,267,468 : 39,750,745.50 = 39,750,745.50 : x
  2. Step 2: Convert to fraction form
    18,267,468/39,750,745.50 = 39,750,745.50/x
  3. Step 3: Cross multiply
    18,267,468x = 39,750,745.50 × 39,750,745.50
  4. Step 4: Simplify right side
    18,267,468x = 1,580,121,767,805,770.25
  5. Step 5: Solve for x
    x = 1,580,121,767,805,770.25/18,267,468
  6. Step 6: Final answer
    x = 86,499,221.88

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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.