Home / 5,079,238.11-7,008,984.68-2,903,872.95

Finding the Fourth Proportional to 5,079,238.11, 7,008,984.68 and 2,903,872.95

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Solution

The fourth proportional to 5,079,238.11, 7,008,984.68 and 2,903,872.95 is: 4,007,136.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,079,238.11 : 7,008,984.68 = 2,903,872.95 : x
  2. Step 2: Convert to fraction form
    5,079,238.11/7,008,984.68 = 2,903,872.95/x
  3. Step 3: Cross multiply
    5,079,238.11x = 7,008,984.68 × 2,903,872.95
  4. Step 4: Simplify right side
    5,079,238.11x = 20,353,201,004,697.04
  5. Step 5: Solve for x
    x = 20,353,201,004,697.04/5,079,238.11
  6. Step 6: Final answer
    x = 4,007,136.61

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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.