Home / 5,725,912.38-7,901,784.63-3,147,758.94

Finding the Fourth Proportional to 5,725,912.38, 7,901,784.63 and 3,147,758.94

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Solution

The fourth proportional to 5,725,912.38, 7,901,784.63 and 3,147,758.94 is: 4,343,921.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725,912.38 : 7,901,784.63 = 3,147,758.94 : x
  2. Step 2: Convert to fraction form
    5,725,912.38/7,901,784.63 = 3,147,758.94/x
  3. Step 3: Cross multiply
    5,725,912.38x = 7,901,784.63 × 3,147,758.94
  4. Step 4: Simplify right side
    5,725,912.38x = 24,872,913,211,037.09
  5. Step 5: Solve for x
    x = 24,872,913,211,037.09/5,725,912.38
  6. Step 6: Final answer
    x = 4,343,921.38

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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.