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Finding the Third Proportional to 3,143,952 and 6,403,518

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Solution

The third proportional to 3,143,952 and 6,403,518 is: 13,042,515.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143,952 : 6,403,518 = 6,403,518 : x
  2. Step 2: Convert to fraction form
    3,143,952/6,403,518 = 6,403,518/x
  3. Step 3: Cross multiply
    3,143,952x = 6,403,518 × 6,403,518
  4. Step 4: Simplify right side
    3,143,952x = 41,005,042,776,324
  5. Step 5: Solve for x
    x = 41,005,042,776,324/3,143,952
  6. Step 6: Final answer
    x = 13,042,515.53

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.