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Finding the Third Proportional to 8,218,954 and 13,089,504

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Solution

The third proportional to 8,218,954 and 13,089,504 is: 20,846,340.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,218,954 : 13,089,504 = 13,089,504 : x
  2. Step 2: Convert to fraction form
    8,218,954/13,089,504 = 13,089,504/x
  3. Step 3: Cross multiply
    8,218,954x = 13,089,504 × 13,089,504
  4. Step 4: Simplify right side
    8,218,954x = 171,335,114,966,016
  5. Step 5: Solve for x
    x = 171,335,114,966,016/8,218,954
  6. Step 6: Final answer
    x = 20,846,340.66

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.