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Finding the Third Proportional to 4,061,421 and 8,823,107

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Solution

The third proportional to 4,061,421 and 8,823,107 is: 19,167,482.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,061,421 : 8,823,107 = 8,823,107 : x
  2. Step 2: Convert to fraction form
    4,061,421/8,823,107 = 8,823,107/x
  3. Step 3: Cross multiply
    4,061,421x = 8,823,107 × 8,823,107
  4. Step 4: Simplify right side
    4,061,421x = 77,847,217,133,449
  5. Step 5: Solve for x
    x = 77,847,217,133,449/4,061,421
  6. Step 6: Final answer
    x = 19,167,482.79

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.