Home / 5,768,725.56-8,646,986.61-2,172,936.72

Finding the Fourth Proportional to 5,768,725.56, 8,646,986.61 and 2,172,936.72

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Solution

The fourth proportional to 5,768,725.56, 8,646,986.61 and 2,172,936.72 is: 3,257,106.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,768,725.56 : 8,646,986.61 = 2,172,936.72 : x
  2. Step 2: Convert to fraction form
    5,768,725.56/8,646,986.61 = 2,172,936.72/x
  3. Step 3: Cross multiply
    5,768,725.56x = 8,646,986.61 × 2,172,936.72
  4. Step 4: Simplify right side
    5,768,725.56x = 18,789,354,722,217.32
  5. Step 5: Solve for x
    x = 18,789,354,722,217.32/5,768,725.56
  6. Step 6: Final answer
    x = 3,257,106.71

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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.