Home / 8,076,405.34-11,145,591.12-4,405,452.94

Finding the Fourth Proportional to 8,076,405.34, 11,145,591.12 and 4,405,452.94

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Solution

The fourth proportional to 8,076,405.34, 11,145,591.12 and 4,405,452.94 is: 6,079,607.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,076,405.34 : 11,145,591.12 = 4,405,452.94 : x
  2. Step 2: Convert to fraction form
    8,076,405.34/11,145,591.12 = 4,405,452.94/x
  3. Step 3: Cross multiply
    8,076,405.34x = 11,145,591.12 × 4,405,452.94
  4. Step 4: Simplify right side
    8,076,405.34x = 49,101,377,167,641.89
  5. Step 5: Solve for x
    x = 49,101,377,167,641.89/8,076,405.34
  6. Step 6: Final answer
    x = 6,079,607.83

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1.5x scale

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.