Home / 5,538,586.74-7,643,633.91-3,091,674.54

Finding the Fourth Proportional to 5,538,586.74, 7,643,633.91 and 3,091,674.54

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Solution

The fourth proportional to 5,538,586.74, 7,643,633.91 and 3,091,674.54 is: 4,266,725.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538,586.74 : 7,643,633.91 = 3,091,674.54 : x
  2. Step 2: Convert to fraction form
    5,538,586.74/7,643,633.91 = 3,091,674.54/x
  3. Step 3: Cross multiply
    5,538,586.74x = 7,643,633.91 × 3,091,674.54
  4. Step 4: Simplify right side
    5,538,586.74x = 23,631,628,352,627.65
  5. Step 5: Solve for x
    x = 23,631,628,352,627.65/5,538,586.74
  6. Step 6: Final answer
    x = 4,266,725.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.