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Finding the Third Proportional to 6,987,396 and 14,814,600

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Solution

The third proportional to 6,987,396 and 14,814,600 is: 31,409,751.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,987,396 : 14,814,600 = 14,814,600 : x
  2. Step 2: Convert to fraction form
    6,987,396/14,814,600 = 14,814,600/x
  3. Step 3: Cross multiply
    6,987,396x = 14,814,600 × 14,814,600
  4. Step 4: Simplify right side
    6,987,396x = 219,472,373,160,000
  5. Step 5: Solve for x
    x = 219,472,373,160,000/6,987,396
  6. Step 6: Final answer
    x = 31,409,751.67

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.