Home / 8,076,380.24-11,145,439.64-4,405,375.74

Finding the Fourth Proportional to 8,076,380.24, 11,145,439.64 and 4,405,375.74

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Solution

The fourth proportional to 8,076,380.24, 11,145,439.64 and 4,405,375.74 is: 6,079,437.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,076,380.24 : 11,145,439.64 = 4,405,375.74 : x
  2. Step 2: Convert to fraction form
    8,076,380.24/11,145,439.64 = 4,405,375.74/x
  3. Step 3: Cross multiply
    8,076,380.24x = 11,145,439.64 × 4,405,375.74
  4. Step 4: Simplify right side
    8,076,380.24x = 49,099,849,401,690.34
  5. Step 5: Solve for x
    x = 49,099,849,401,690.34/8,076,380.24
  6. Step 6: Final answer
    x = 6,079,437.56

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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.