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Finding the Third Proportional to 18,080,860.50 and 42,674,343.75

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Solution

The third proportional to 18,080,860.50 and 42,674,343.75 is: 100,719,742.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,080,860.50 : 42,674,343.75 = 42,674,343.75 : x
  2. Step 2: Convert to fraction form
    18,080,860.50/42,674,343.75 = 42,674,343.75/x
  3. Step 3: Cross multiply
    18,080,860.50x = 42,674,343.75 × 42,674,343.75
  4. Step 4: Simplify right side
    18,080,860.50x = 1,821,099,614,493,164
  5. Step 5: Solve for x
    x = 1,821,099,614,493,164/18,080,860.50
  6. Step 6: Final answer
    x = 100,719,742.54

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.