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Finding the Third Proportional to 3,288,040 and 7,204,639

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Solution

The third proportional to 3,288,040 and 7,204,639 is: 15,786,554.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288,040 : 7,204,639 = 7,204,639 : x
  2. Step 2: Convert to fraction form
    3,288,040/7,204,639 = 7,204,639/x
  3. Step 3: Cross multiply
    3,288,040x = 7,204,639 × 7,204,639
  4. Step 4: Simplify right side
    3,288,040x = 51,906,823,120,321
  5. Step 5: Solve for x
    x = 51,906,823,120,321/3,288,040
  6. Step 6: Final answer
    x = 15,786,554.64

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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.