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Finding the Third Proportional to 3,973,486 and 6,151,228

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Solution

The third proportional to 3,973,486 and 6,151,228 is: 9,522,521.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973,486 : 6,151,228 = 6,151,228 : x
  2. Step 2: Convert to fraction form
    3,973,486/6,151,228 = 6,151,228/x
  3. Step 3: Cross multiply
    3,973,486x = 6,151,228 × 6,151,228
  4. Step 4: Simplify right side
    3,973,486x = 37,837,605,907,984
  5. Step 5: Solve for x
    x = 37,837,605,907,984/3,973,486
  6. Step 6: Final answer
    x = 9,522,521.51

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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.