Home / 5,435,836.43-8,136,011.84-3,996,138.60

Finding the Fourth Proportional to 5,435,836.43, 8,136,011.84 and 3,996,138.60

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Solution

The fourth proportional to 5,435,836.43, 8,136,011.84 and 3,996,138.60 is: 5,981,164.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,435,836.43 : 8,136,011.84 = 3,996,138.60 : x
  2. Step 2: Convert to fraction form
    5,435,836.43/8,136,011.84 = 3,996,138.60/x
  3. Step 3: Cross multiply
    5,435,836.43x = 8,136,011.84 × 3,996,138.60
  4. Step 4: Simplify right side
    5,435,836.43x = 32,512,630,943,900.33
  5. Step 5: Solve for x
    x = 32,512,630,943,900.33/5,435,836.43
  6. Step 6: Final answer
    x = 5,981,164.33

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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.