Home / 13,860,321.16-20,788,893.60-3,626,168.94

Finding the Fourth Proportional to 13,860,321.16, 20,788,893.60 and 3,626,168.94

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Solution

The fourth proportional to 13,860,321.16, 20,788,893.60 and 3,626,168.94 is: 5,438,837.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,860,321.16 : 20,788,893.60 = 3,626,168.94 : x
  2. Step 2: Convert to fraction form
    13,860,321.16/20,788,893.60 = 3,626,168.94/x
  3. Step 3: Cross multiply
    13,860,321.16x = 20,788,893.60 × 3,626,168.94
  4. Step 4: Simplify right side
    13,860,321.16x = 75,384,040,269,284.78
  5. Step 5: Solve for x
    x = 75,384,040,269,284.78/13,860,321.16
  6. Step 6: Final answer
    x = 5,438,837.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.