Home / 5,433,178.20-8,149,767.30-4,078,003.65

Finding the Fourth Proportional to 5,433,178.20, 8,149,767.30 and 4,078,003.65

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Solution

The fourth proportional to 5,433,178.20, 8,149,767.30 and 4,078,003.65 is: 6,117,005.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433,178.20 : 8,149,767.30 = 4,078,003.65 : x
  2. Step 2: Convert to fraction form
    5,433,178.20/8,149,767.30 = 4,078,003.65/x
  3. Step 3: Cross multiply
    5,433,178.20x = 8,149,767.30 × 4,078,003.65
  4. Step 4: Simplify right side
    5,433,178.20x = 33,234,780,796,050.64
  5. Step 5: Solve for x
    x = 33,234,780,796,050.64/5,433,178.20
  6. Step 6: Final answer
    x = 6,117,005.48

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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.