Home / 13,308,370.80-19,962,556.20-5,735,336.55

Finding the Fourth Proportional to 13,308,370.80, 19,962,556.20 and 5,735,336.55

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Solution

The fourth proportional to 13,308,370.80, 19,962,556.20 and 5,735,336.55 is: 8,603,004.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,308,370.80 : 19,962,556.20 = 5,735,336.55 : x
  2. Step 2: Convert to fraction form
    13,308,370.80/19,962,556.20 = 5,735,336.55/x
  3. Step 3: Cross multiply
    13,308,370.80x = 19,962,556.20 × 5,735,336.55
  4. Step 4: Simplify right side
    13,308,370.80x = 114,491,978,205,289.11
  5. Step 5: Solve for x
    x = 114,491,978,205,289.11/13,308,370.80
  6. Step 6: Final answer
    x = 8,603,004.83

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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.