Home / 18,182,640.38-40,400,918.44

Finding the Third Proportional to 18,182,640.38 and 40,400,918.44

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Solution

The third proportional to 18,182,640.38 and 40,400,918.44 is: 89,768,822.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,182,640.38 : 40,400,918.44 = 40,400,918.44 : x
  2. Step 2: Convert to fraction form
    18,182,640.38/40,400,918.44 = 40,400,918.44/x
  3. Step 3: Cross multiply
    18,182,640.38x = 40,400,918.44 × 40,400,918.44
  4. Step 4: Simplify right side
    18,182,640.38x = 1,632,234,210,593,527.50
  5. Step 5: Solve for x
    x = 1,632,234,210,593,527.50/18,182,640.38
  6. Step 6: Final answer
    x = 89,768,822.18

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.