Home / 5,383,434.15-7,431,626.88-3,318,818.67

Finding the Fourth Proportional to 5,383,434.15, 7,431,626.88 and 3,318,818.67

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Solution

The fourth proportional to 5,383,434.15, 7,431,626.88 and 3,318,818.67 is: 4,581,503.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383,434.15 : 7,431,626.88 = 3,318,818.67 : x
  2. Step 2: Convert to fraction form
    5,383,434.15/7,431,626.88 = 3,318,818.67/x
  3. Step 3: Cross multiply
    5,383,434.15x = 7,431,626.88 × 3,318,818.67
  4. Step 4: Simplify right side
    5,383,434.15x = 24,664,222,037,817.85
  5. Step 5: Solve for x
    x = 24,664,222,037,817.85/5,383,434.15
  6. Step 6: Final answer
    x = 4,581,503.43

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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.