Home / 40,484,584.20-55,870,121.46-22,149,870.60

Finding the Fourth Proportional to 40,484,584.20, 55,870,121.46 and 22,149,870.60

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Solution

The fourth proportional to 40,484,584.20, 55,870,121.46 and 22,149,870.60 is: 30,567,584.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,484,584.20 : 55,870,121.46 = 22,149,870.60 : x
  2. Step 2: Convert to fraction form
    40,484,584.20/55,870,121.46 = 22,149,870.60/x
  3. Step 3: Cross multiply
    40,484,584.20x = 55,870,121.46 × 22,149,870.60
  4. Step 4: Simplify right side
    40,484,584.20x = 1,237,515,960,745,283.25
  5. Step 5: Solve for x
    x = 1,237,515,960,745,283.25/40,484,584.20
  6. Step 6: Final answer
    x = 30,567,584.80

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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.