Home / 6,443,520.93-8,892,091.98-3,543,098.85

Finding the Fourth Proportional to 6,443,520.93, 8,892,091.98 and 3,543,098.85

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Solution

The fourth proportional to 6,443,520.93, 8,892,091.98 and 3,543,098.85 is: 4,889,494.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,443,520.93 : 8,892,091.98 = 3,543,098.85 : x
  2. Step 2: Convert to fraction form
    6,443,520.93/8,892,091.98 = 3,543,098.85/x
  3. Step 3: Cross multiply
    6,443,520.93x = 8,892,091.98 × 3,543,098.85
  4. Step 4: Simplify right side
    6,443,520.93x = 31,505,560,868,432.23
  5. Step 5: Solve for x
    x = 31,505,560,868,432.23/6,443,520.93
  6. Step 6: Final answer
    x = 4,889,494.61

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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.