Home / 7,378,785.82-11,071,541.76-3,787,075.04

Finding the Fourth Proportional to 7,378,785.82, 11,071,541.76 and 3,787,075.04

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Solution

The fourth proportional to 7,378,785.82, 11,071,541.76 and 3,787,075.04 is: 5,682,338.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,378,785.82 : 11,071,541.76 = 3,787,075.04 : x
  2. Step 2: Convert to fraction form
    7,378,785.82/11,071,541.76 = 3,787,075.04/x
  3. Step 3: Cross multiply
    7,378,785.82x = 11,071,541.76 × 3,787,075.04
  4. Step 4: Simplify right side
    7,378,785.82x = 41,928,759,379,320.59
  5. Step 5: Solve for x
    x = 41,928,759,379,320.59/7,378,785.82
  6. Step 6: Final answer
    x = 5,682,338.59

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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.