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Finding the Third Proportional to 4,421,886 and 9,375,234

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Solution

The third proportional to 4,421,886 and 9,375,234 is: 19,877,267.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421,886 : 9,375,234 = 9,375,234 : x
  2. Step 2: Convert to fraction form
    4,421,886/9,375,234 = 9,375,234/x
  3. Step 3: Cross multiply
    4,421,886x = 9,375,234 × 9,375,234
  4. Step 4: Simplify right side
    4,421,886x = 87,895,012,554,756
  5. Step 5: Solve for x
    x = 87,895,012,554,756/4,421,886
  6. Step 6: Final answer
    x = 19,877,267.88

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.