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Finding the Third Proportional to 7,192,912 and 15,411,800

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Solution

The third proportional to 7,192,912 and 15,411,800 is: 33,021,894.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,192,912 : 15,411,800 = 15,411,800 : x
  2. Step 2: Convert to fraction form
    7,192,912/15,411,800 = 15,411,800/x
  3. Step 3: Cross multiply
    7,192,912x = 15,411,800 × 15,411,800
  4. Step 4: Simplify right side
    7,192,912x = 237,523,579,240,000
  5. Step 5: Solve for x
    x = 237,523,579,240,000/7,192,912
  6. Step 6: Final answer
    x = 33,021,894.23

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.