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Finding the Third Proportional to 13,685,960.88 and 18,281,979.82

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Solution

The third proportional to 13,685,960.88 and 18,281,979.82 is: 24,421,433.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,685,960.88 : 18,281,979.82 = 18,281,979.82 : x
  2. Step 2: Convert to fraction form
    13,685,960.88/18,281,979.82 = 18,281,979.82/x
  3. Step 3: Cross multiply
    13,685,960.88x = 18,281,979.82 × 18,281,979.82
  4. Step 4: Simplify right side
    13,685,960.88x = 334,230,786,203,861.44
  5. Step 5: Solve for x
    x = 334,230,786,203,861.44/13,685,960.88
  6. Step 6: Final answer
    x = 24,421,433.70

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.