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Finding the Third Proportional to 18,080,865 and 42,674,353

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Solution

The third proportional to 18,080,865 and 42,674,353 is: 100,719,761.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,080,865 : 42,674,353 = 42,674,353 : x
  2. Step 2: Convert to fraction form
    18,080,865/42,674,353 = 42,674,353/x
  3. Step 3: Cross multiply
    18,080,865x = 42,674,353 × 42,674,353
  4. Step 4: Simplify right side
    18,080,865x = 1,821,100,403,968,609
  5. Step 5: Solve for x
    x = 1,821,100,403,968,609/18,080,865
  6. Step 6: Final answer
    x = 100,719,761.14

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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.