Home / 13,892,891.22-20,837,445.03-3,656,893.82

Finding the Fourth Proportional to 13,892,891.22, 20,837,445.03 and 3,656,893.82

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Solution

The fourth proportional to 13,892,891.22, 20,837,445.03 and 3,656,893.82 is: 5,484,842.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,892,891.22 : 20,837,445.03 = 3,656,893.82 : x
  2. Step 2: Convert to fraction form
    13,892,891.22/20,837,445.03 = 3,656,893.82/x
  3. Step 3: Cross multiply
    13,892,891.22x = 20,837,445.03 × 3,656,893.82
  4. Step 4: Simplify right side
    13,892,891.22x = 76,200,323,850,609.50
  5. Step 5: Solve for x
    x = 76,200,323,850,609.50/13,892,891.22
  6. Step 6: Final answer
    x = 5,484,842.76

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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.