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Finding the Third Proportional to 4,675,778 and 10,073,860

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Solution

The third proportional to 4,675,778 and 10,073,860 is: 21,703,907.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,675,778 : 10,073,860 = 10,073,860 : x
  2. Step 2: Convert to fraction form
    4,675,778/10,073,860 = 10,073,860/x
  3. Step 3: Cross multiply
    4,675,778x = 10,073,860 × 10,073,860
  4. Step 4: Simplify right side
    4,675,778x = 101,482,655,299,600
  5. Step 5: Solve for x
    x = 101,482,655,299,600/4,675,778
  6. Step 6: Final answer
    x = 21,703,907.95

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.