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Finding the Third Proportional to 3,216,354 and 4,975,677

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Solution

The third proportional to 3,216,354 and 4,975,677 is: 7,697,337.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216,354 : 4,975,677 = 4,975,677 : x
  2. Step 2: Convert to fraction form
    3,216,354/4,975,677 = 4,975,677/x
  3. Step 3: Cross multiply
    3,216,354x = 4,975,677 × 4,975,677
  4. Step 4: Simplify right side
    3,216,354x = 24,757,361,608,329
  5. Step 5: Solve for x
    x = 24,757,361,608,329/3,216,354
  6. Step 6: Final answer
    x = 7,697,337.30

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.