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Finding the Third Proportional to 18,080,863 and 42,674,348

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Solution

The third proportional to 18,080,863 and 42,674,348 is: 100,719,748.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,080,863 : 42,674,348 = 42,674,348 : x
  2. Step 2: Convert to fraction form
    18,080,863/42,674,348 = 42,674,348/x
  3. Step 3: Cross multiply
    18,080,863x = 42,674,348 × 42,674,348
  4. Step 4: Simplify right side
    18,080,863x = 1,821,099,977,225,104
  5. Step 5: Solve for x
    x = 1,821,099,977,225,104/18,080,863
  6. Step 6: Final answer
    x = 100,719,748.68

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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.