Home / 7,419,448.85-11,129,924.96-2,561,122.13

Finding the Fourth Proportional to 7,419,448.85, 11,129,924.96 and 2,561,122.13

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Solution

The fourth proportional to 7,419,448.85, 11,129,924.96 and 2,561,122.13 is: 3,841,942.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,419,448.85 : 11,129,924.96 = 2,561,122.13 : x
  2. Step 2: Convert to fraction form
    7,419,448.85/11,129,924.96 = 2,561,122.13/x
  3. Step 3: Cross multiply
    7,419,448.85x = 11,129,924.96 × 2,561,122.13
  4. Step 4: Simplify right side
    7,419,448.85x = 28,505,097,120,295.37
  5. Step 5: Solve for x
    x = 28,505,097,120,295.37/7,419,448.85
  6. Step 6: Final answer
    x = 3,841,942.67

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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.