Home / 6,530,469.20-9,776,350.20-4,855,000.40

Finding the Fourth Proportional to 6,530,469.20, 9,776,350.20 and 4,855,000.40

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Solution

The fourth proportional to 6,530,469.20, 9,776,350.20 and 4,855,000.40 is: 7,268,112.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,530,469.20 : 9,776,350.20 = 4,855,000.40 : x
  2. Step 2: Convert to fraction form
    6,530,469.20/9,776,350.20 = 4,855,000.40/x
  3. Step 3: Cross multiply
    6,530,469.20x = 9,776,350.20 × 4,855,000.40
  4. Step 4: Simplify right side
    6,530,469.20x = 47,464,184,131,540.08
  5. Step 5: Solve for x
    x = 47,464,184,131,540.08/6,530,469.20
  6. Step 6: Final answer
    x = 7,268,112.39

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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.