Home / 8,076,379.52-11,145,438.64-4,405,374.96

Finding the Fourth Proportional to 8,076,379.52, 11,145,438.64 and 4,405,374.96

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Solution

The fourth proportional to 8,076,379.52, 11,145,438.64 and 4,405,374.96 is: 6,079,436.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,076,379.52 : 11,145,438.64 = 4,405,374.96 : x
  2. Step 2: Convert to fraction form
    8,076,379.52/11,145,438.64 = 4,405,374.96/x
  3. Step 3: Cross multiply
    8,076,379.52x = 11,145,438.64 × 4,405,374.96
  4. Step 4: Simplify right side
    8,076,379.52x = 49,099,836,302,872.45
  5. Step 5: Solve for x
    x = 49,099,836,302,872.45/8,076,379.52
  6. Step 6: Final answer
    x = 6,079,436.48

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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.