Home / 6,548,279.40-9,826,847.78-3,669,640.65

Finding the Fourth Proportional to 6,548,279.40, 9,826,847.78 and 3,669,640.65

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Solution

The fourth proportional to 6,548,279.40, 9,826,847.78 and 3,669,640.65 is: 5,506,942.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,548,279.40 : 9,826,847.78 = 3,669,640.65 : x
  2. Step 2: Convert to fraction form
    6,548,279.40/9,826,847.78 = 3,669,640.65/x
  3. Step 3: Cross multiply
    6,548,279.40x = 9,826,847.78 × 3,669,640.65
  4. Step 4: Simplify right side
    6,548,279.40x = 36,061,000,056,502.05
  5. Step 5: Solve for x
    x = 36,061,000,056,502.05/6,548,279.40
  6. Step 6: Final answer
    x = 5,506,942.79

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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.