Home / 18,458,147.25-40,237,620.75

Finding the Third Proportional to 18,458,147.25 and 40,237,620.75

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Solution

The third proportional to 18,458,147.25 and 40,237,620.75 is: 87,715,527.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,458,147.25 : 40,237,620.75 = 40,237,620.75 : x
  2. Step 2: Convert to fraction form
    18,458,147.25/40,237,620.75 = 40,237,620.75/x
  3. Step 3: Cross multiply
    18,458,147.25x = 40,237,620.75 × 40,237,620.75
  4. Step 4: Simplify right side
    18,458,147.25x = 1,619,066,123,620,830.50
  5. Step 5: Solve for x
    x = 1,619,066,123,620,830.50/18,458,147.25
  6. Step 6: Final answer
    x = 87,715,527.55

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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.