Home / 8,245,450.19-11,373,993.60-5,142,586.43

Finding the Fourth Proportional to 8,245,450.19, 11,373,993.60 and 5,142,586.43

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Solution

The fourth proportional to 8,245,450.19, 11,373,993.60 and 5,142,586.43 is: 7,093,820.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245,450.19 : 11,373,993.60 = 5,142,586.43 : x
  2. Step 2: Convert to fraction form
    8,245,450.19/11,373,993.60 = 5,142,586.43/x
  3. Step 3: Cross multiply
    8,245,450.19x = 11,373,993.60 × 5,142,586.43
  4. Step 4: Simplify right side
    8,245,450.19x = 58,491,745,142,266.84
  5. Step 5: Solve for x
    x = 58,491,745,142,266.84/8,245,450.19
  6. Step 6: Final answer
    x = 7,093,820.69

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Double scale
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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.