Home / 5,515,163.40-8,263,157.90-3,870,352.35

Finding the Fourth Proportional to 5,515,163.40, 8,263,157.90 and 3,870,352.35

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Solution

The fourth proportional to 5,515,163.40, 8,263,157.90 and 3,870,352.35 is: 5,798,800.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,515,163.40 : 8,263,157.90 = 3,870,352.35 : x
  2. Step 2: Convert to fraction form
    5,515,163.40/8,263,157.90 = 3,870,352.35/x
  3. Step 3: Cross multiply
    5,515,163.40x = 8,263,157.90 × 3,870,352.35
  4. Step 4: Simplify right side
    5,515,163.40x = 31,981,332,637,311.82
  5. Step 5: Solve for x
    x = 31,981,332,637,311.82/5,515,163.40
  6. Step 6: Final answer
    x = 5,798,800.56

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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.