Home / 5,529,118.45-7,630,218.90-3,081,884.68

Finding the Fourth Proportional to 5,529,118.45, 7,630,218.90 and 3,081,884.68

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Solution

The fourth proportional to 5,529,118.45, 7,630,218.90 and 3,081,884.68 is: 4,253,020.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,529,118.45 : 7,630,218.90 = 3,081,884.68 : x
  2. Step 2: Convert to fraction form
    5,529,118.45/7,630,218.90 = 3,081,884.68/x
  3. Step 3: Cross multiply
    5,529,118.45x = 7,630,218.90 × 3,081,884.68
  4. Step 4: Simplify right side
    5,529,118.45x = 23,515,454,732,956.45
  5. Step 5: Solve for x
    x = 23,515,454,732,956.45/5,529,118.45
  6. Step 6: Final answer
    x = 4,253,020.61

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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.