Home / 13,524,276.78-20,289,736.98-3,939,739.56

Finding the Fourth Proportional to 13,524,276.78, 20,289,736.98 and 3,939,739.56

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Solution

The fourth proportional to 13,524,276.78, 20,289,736.98 and 3,939,739.56 is: 5,910,577.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,524,276.78 : 20,289,736.98 = 3,939,739.56 : x
  2. Step 2: Convert to fraction form
    13,524,276.78/20,289,736.98 = 3,939,739.56/x
  3. Step 3: Cross multiply
    13,524,276.78x = 20,289,736.98 × 3,939,739.56
  4. Step 4: Simplify right side
    13,524,276.78x = 79,936,279,442,100.94
  5. Step 5: Solve for x
    x = 79,936,279,442,100.94/13,524,276.78
  6. Step 6: Final answer
    x = 5,910,577.01

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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.