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Finding the Third Proportional to 18,314,091 and 38,135,283

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Solution

The third proportional to 18,314,091 and 38,135,283 is: 79,408,790.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,314,091 : 38,135,283 = 38,135,283 : x
  2. Step 2: Convert to fraction form
    18,314,091/38,135,283 = 38,135,283/x
  3. Step 3: Cross multiply
    18,314,091x = 38,135,283 × 38,135,283
  4. Step 4: Simplify right side
    18,314,091x = 1,454,299,809,490,089
  5. Step 5: Solve for x
    x = 1,454,299,809,490,089/18,314,091
  6. Step 6: Final answer
    x = 79,408,790.18

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.