Home / 18,486,443.25-39,895,771.50

Finding the Third Proportional to 18,486,443.25 and 39,895,771.50

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Solution

The third proportional to 18,486,443.25 and 39,895,771.50 is: 86,099,449.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,486,443.25 : 39,895,771.50 = 39,895,771.50 : x
  2. Step 2: Convert to fraction form
    18,486,443.25/39,895,771.50 = 39,895,771.50/x
  3. Step 3: Cross multiply
    18,486,443.25x = 39,895,771.50 × 39,895,771.50
  4. Step 4: Simplify right side
    18,486,443.25x = 1,591,672,583,580,212.25
  5. Step 5: Solve for x
    x = 1,591,672,583,580,212.25/18,486,443.25
  6. Step 6: Final answer
    x = 86,099,449.31

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.