Home / 7,419,837.38-11,127,131.67-3,528,836.33

Finding the Fourth Proportional to 7,419,837.38, 11,127,131.67 and 3,528,836.33

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Solution

The fourth proportional to 7,419,837.38, 11,127,131.67 and 3,528,836.33 is: 5,292,006.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,419,837.38 : 11,127,131.67 = 3,528,836.33 : x
  2. Step 2: Convert to fraction form
    7,419,837.38/11,127,131.67 = 3,528,836.33/x
  3. Step 3: Cross multiply
    7,419,837.38x = 11,127,131.67 × 3,528,836.33
  4. Step 4: Simplify right side
    7,419,837.38x = 39,265,826,485,789.57
  5. Step 5: Solve for x
    x = 39,265,826,485,789.57/7,419,837.38
  6. Step 6: Final answer
    x = 5,292,006.34

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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.