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Finding the Third Proportional to 7,422,261 and 11,492,530

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Solution

The third proportional to 7,422,261 and 11,492,530 is: 17,794,880.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,422,261 : 11,492,530 = 11,492,530 : x
  2. Step 2: Convert to fraction form
    7,422,261/11,492,530 = 11,492,530/x
  3. Step 3: Cross multiply
    7,422,261x = 11,492,530 × 11,492,530
  4. Step 4: Simplify right side
    7,422,261x = 132,078,245,800,900
  5. Step 5: Solve for x
    x = 132,078,245,800,900/7,422,261
  6. Step 6: Final answer
    x = 17,794,880.27

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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.