Home / 10,379,391.50-15,562,434.44-4,318,327.82

Finding the Fourth Proportional to 10,379,391.50, 15,562,434.44 and 4,318,327.82

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Solution

The fourth proportional to 10,379,391.50, 15,562,434.44 and 4,318,327.82 is: 6,474,723.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,379,391.50 : 15,562,434.44 = 4,318,327.82 : x
  2. Step 2: Convert to fraction form
    10,379,391.50/15,562,434.44 = 4,318,327.82/x
  3. Step 3: Cross multiply
    10,379,391.50x = 15,562,434.44 × 4,318,327.82
  4. Step 4: Simplify right side
    10,379,391.50x = 67,203,693,522,161.78
  5. Step 5: Solve for x
    x = 67,203,693,522,161.78/10,379,391.50
  6. Step 6: Final answer
    x = 6,474,723.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.