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Finding the Third Proportional to 8,674,808 and 18,845,080

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Solution

The third proportional to 8,674,808 and 18,845,080 is: 40,938,893.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,674,808 : 18,845,080 = 18,845,080 : x
  2. Step 2: Convert to fraction form
    8,674,808/18,845,080 = 18,845,080/x
  3. Step 3: Cross multiply
    8,674,808x = 18,845,080 × 18,845,080
  4. Step 4: Simplify right side
    8,674,808x = 355,137,040,206,400
  5. Step 5: Solve for x
    x = 355,137,040,206,400/8,674,808
  6. Step 6: Final answer
    x = 40,938,893.43

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.