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Finding the Third Proportional to 3,860,707.50 and 8,393,715

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Solution

The third proportional to 3,860,707.50 and 8,393,715 is: 18,249,103.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,860,707.50 : 8,393,715 = 8,393,715 : x
  2. Step 2: Convert to fraction form
    3,860,707.50/8,393,715 = 8,393,715/x
  3. Step 3: Cross multiply
    3,860,707.50x = 8,393,715 × 8,393,715
  4. Step 4: Simplify right side
    3,860,707.50x = 70,454,451,501,225
  5. Step 5: Solve for x
    x = 70,454,451,501,225/3,860,707.50
  6. Step 6: Final answer
    x = 18,249,103.69

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.