Home / 8,076,380.52-11,145,440.02-4,405,375.96

Finding the Fourth Proportional to 8,076,380.52, 11,145,440.02 and 4,405,375.96

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Solution

The fourth proportional to 8,076,380.52, 11,145,440.02 and 4,405,375.96 is: 6,079,437.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,076,380.52 : 11,145,440.02 = 4,405,375.96 : x
  2. Step 2: Convert to fraction form
    8,076,380.52/11,145,440.02 = 4,405,375.96/x
  3. Step 3: Cross multiply
    8,076,380.52x = 11,145,440.02 × 4,405,375.96
  4. Step 4: Simplify right side
    8,076,380.52x = 49,099,853,527,729.91
  5. Step 5: Solve for x
    x = 49,099,853,527,729.91/8,076,380.52
  6. Step 6: Final answer
    x = 6,079,437.86

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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.