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Finding the Third Proportional to 5,425,202 and 8,207,647

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Solution

The third proportional to 5,425,202 and 8,207,647 is: 12,417,135.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,425,202 : 8,207,647 = 8,207,647 : x
  2. Step 2: Convert to fraction form
    5,425,202/8,207,647 = 8,207,647/x
  3. Step 3: Cross multiply
    5,425,202x = 8,207,647 × 8,207,647
  4. Step 4: Simplify right side
    5,425,202x = 67,365,469,276,609
  5. Step 5: Solve for x
    x = 67,365,469,276,609/5,425,202
  6. Step 6: Final answer
    x = 12,417,135.67

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.