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Finding the Third Proportional to 8,278,011 and 12,366,036

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Solution

The third proportional to 8,278,011 and 12,366,036 is: 18,472,897.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,278,011 : 12,366,036 = 12,366,036 : x
  2. Step 2: Convert to fraction form
    8,278,011/12,366,036 = 12,366,036/x
  3. Step 3: Cross multiply
    8,278,011x = 12,366,036 × 12,366,036
  4. Step 4: Simplify right side
    8,278,011x = 152,918,846,353,296
  5. Step 5: Solve for x
    x = 152,918,846,353,296/8,278,011
  6. Step 6: Final answer
    x = 18,472,897.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.