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Finding the Third Proportional to 3,728,074 and 8,153,932

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Solution

The third proportional to 3,728,074 and 8,153,932 is: 17,834,036.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,728,074 : 8,153,932 = 8,153,932 : x
  2. Step 2: Convert to fraction form
    3,728,074/8,153,932 = 8,153,932/x
  3. Step 3: Cross multiply
    3,728,074x = 8,153,932 × 8,153,932
  4. Step 4: Simplify right side
    3,728,074x = 66,486,607,060,624
  5. Step 5: Solve for x
    x = 66,486,607,060,624/3,728,074
  6. Step 6: Final answer
    x = 17,834,036.30

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.