Home / 17,087,793.50-25,635,890.10-5,120,529.50

Finding the Fourth Proportional to 17,087,793.50, 25,635,890.10 and 5,120,529.50

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Solution

The fourth proportional to 17,087,793.50, 25,635,890.10 and 5,120,529.50 is: 7,682,052.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,087,793.50 : 25,635,890.10 = 5,120,529.50 : x
  2. Step 2: Convert to fraction form
    17,087,793.50/25,635,890.10 = 5,120,529.50/x
  3. Step 3: Cross multiply
    17,087,793.50x = 25,635,890.10 × 5,120,529.50
  4. Step 4: Simplify right side
    17,087,793.50x = 131,269,331,515,807.95
  5. Step 5: Solve for x
    x = 131,269,331,515,807.95/17,087,793.50
  6. Step 6: Final answer
    x = 7,682,052.78

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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.