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Finding the Third Proportional to 18,097,213 and 39,445,874

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Solution

The third proportional to 18,097,213 and 39,445,874 is: 85,978,817.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,097,213 : 39,445,874 = 39,445,874 : x
  2. Step 2: Convert to fraction form
    18,097,213/39,445,874 = 39,445,874/x
  3. Step 3: Cross multiply
    18,097,213x = 39,445,874 × 39,445,874
  4. Step 4: Simplify right side
    18,097,213x = 1,555,976,975,623,876
  5. Step 5: Solve for x
    x = 1,555,976,975,623,876/18,097,213
  6. Step 6: Final answer
    x = 85,978,817.60

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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.