Home / 7,946,756.88-11,921,912.25-2,898,067.38

Finding the Fourth Proportional to 7,946,756.88, 11,921,912.25 and 2,898,067.38

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Solution

The fourth proportional to 7,946,756.88, 11,921,912.25 and 2,898,067.38 is: 4,347,749.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,946,756.88 : 11,921,912.25 = 2,898,067.38 : x
  2. Step 2: Convert to fraction form
    7,946,756.88/11,921,912.25 = 2,898,067.38/x
  3. Step 3: Cross multiply
    7,946,756.88x = 11,921,912.25 × 2,898,067.38
  4. Step 4: Simplify right side
    7,946,756.88x = 34,550,504,998,947.40
  5. Step 5: Solve for x
    x = 34,550,504,998,947.40/7,946,756.88
  6. Step 6: Final answer
    x = 4,347,749.09

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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.