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Finding the Third Proportional to 9,145,621 and 13,374,941

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Solution

The third proportional to 9,145,621 and 13,374,941 is: 19,560,076.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,145,621 : 13,374,941 = 13,374,941 : x
  2. Step 2: Convert to fraction form
    9,145,621/13,374,941 = 13,374,941/x
  3. Step 3: Cross multiply
    9,145,621x = 13,374,941 × 13,374,941
  4. Step 4: Simplify right side
    9,145,621x = 178,889,046,753,481
  5. Step 5: Solve for x
    x = 178,889,046,753,481/9,145,621
  6. Step 6: Final answer
    x = 19,560,076.54

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.