Home / 17,123,479.72-25,682,485.43-4,990,105.04

Finding the Fourth Proportional to 17,123,479.72, 25,682,485.43 and 4,990,105.04

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Solution

The fourth proportional to 17,123,479.72, 25,682,485.43 and 4,990,105.04 is: 7,484,360.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,123,479.72 : 25,682,485.43 = 4,990,105.04 : x
  2. Step 2: Convert to fraction form
    17,123,479.72/25,682,485.43 = 4,990,105.04/x
  3. Step 3: Cross multiply
    17,123,479.72x = 25,682,485.43 × 4,990,105.04
  4. Step 4: Simplify right side
    17,123,479.72x = 128,158,299,983,969.56
  5. Step 5: Solve for x
    x = 128,158,299,983,969.56/17,123,479.72
  6. Step 6: Final answer
    x = 7,484,360.78

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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.