Home / 18,214,907.25-39,456,540.75

Finding the Third Proportional to 18,214,907.25 and 39,456,540.75

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Solution

The third proportional to 18,214,907.25 and 39,456,540.75 is: 85,469,477.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,214,907.25 : 39,456,540.75 = 39,456,540.75 : x
  2. Step 2: Convert to fraction form
    18,214,907.25/39,456,540.75 = 39,456,540.75/x
  3. Step 3: Cross multiply
    18,214,907.25x = 39,456,540.75 × 39,456,540.75
  4. Step 4: Simplify right side
    18,214,907.25x = 1,556,818,607,956,410.50
  5. Step 5: Solve for x
    x = 1,556,818,607,956,410.50/18,214,907.25
  6. Step 6: Final answer
    x = 85,469,477.64

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.