Home / 14,770,237.55-20,383,954.83-8,245,140.80

Finding the Fourth Proportional to 14,770,237.55, 20,383,954.83 and 8,245,140.80

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Solution

The fourth proportional to 14,770,237.55, 20,383,954.83 and 8,245,140.80 is: 11,378,867.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,770,237.55 : 20,383,954.83 = 8,245,140.80 : x
  2. Step 2: Convert to fraction form
    14,770,237.55/20,383,954.83 = 8,245,140.80/x
  3. Step 3: Cross multiply
    14,770,237.55x = 20,383,954.83 × 8,245,140.80
  4. Step 4: Simplify right side
    14,770,237.55x = 168,068,577,532,270.28
  5. Step 5: Solve for x
    x = 168,068,577,532,270.28/14,770,237.55
  6. Step 6: Final answer
    x = 11,378,867.61

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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.