Home / 5,433,175.20-8,149,762.80-4,078,000.65

Finding the Fourth Proportional to 5,433,175.20, 8,149,762.80 and 4,078,000.65

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Solution

The fourth proportional to 5,433,175.20, 8,149,762.80 and 4,078,000.65 is: 6,117,000.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433,175.20 : 8,149,762.80 = 4,078,000.65 : x
  2. Step 2: Convert to fraction form
    5,433,175.20/8,149,762.80 = 4,078,000.65/x
  3. Step 3: Cross multiply
    5,433,175.20x = 8,149,762.80 × 4,078,000.65
  4. Step 4: Simplify right side
    5,433,175.20x = 33,234,737,995,745.82
  5. Step 5: Solve for x
    x = 33,234,737,995,745.82/5,433,175.20
  6. Step 6: Final answer
    x = 6,117,000.98

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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.