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Finding the Third Proportional to 8,574,456 and 18,876,104

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Solution

The third proportional to 8,574,456 and 18,876,104 is: 41,554,508.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,574,456 : 18,876,104 = 18,876,104 : x
  2. Step 2: Convert to fraction form
    8,574,456/18,876,104 = 18,876,104/x
  3. Step 3: Cross multiply
    8,574,456x = 18,876,104 × 18,876,104
  4. Step 4: Simplify right side
    8,574,456x = 356,307,302,218,816
  5. Step 5: Solve for x
    x = 356,307,302,218,816/8,574,456
  6. Step 6: Final answer
    x = 41,554,508.21

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.