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Finding the Third Proportional to 7,211,652 and 11,151,582

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Solution

The third proportional to 7,211,652 and 11,151,582 is: 17,244,007.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,211,652 : 11,151,582 = 11,151,582 : x
  2. Step 2: Convert to fraction form
    7,211,652/11,151,582 = 11,151,582/x
  3. Step 3: Cross multiply
    7,211,652x = 11,151,582 × 11,151,582
  4. Step 4: Simplify right side
    7,211,652x = 124,357,781,102,724
  5. Step 5: Solve for x
    x = 124,357,781,102,724/7,211,652
  6. Step 6: Final answer
    x = 17,244,007.49

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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.