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Finding the Third Proportional to 3,019,950 and 6,389,685

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Solution

The third proportional to 3,019,950 and 6,389,685 is: 13,519,453.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019,950 : 6,389,685 = 6,389,685 : x
  2. Step 2: Convert to fraction form
    3,019,950/6,389,685 = 6,389,685/x
  3. Step 3: Cross multiply
    3,019,950x = 6,389,685 × 6,389,685
  4. Step 4: Simplify right side
    3,019,950x = 40,828,074,399,225
  5. Step 5: Solve for x
    x = 40,828,074,399,225/3,019,950
  6. Step 6: Final answer
    x = 13,519,453.77

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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.