Home / 5,458,679.55-8,170,980.57-4,020,983.82

Finding the Fourth Proportional to 5,458,679.55, 8,170,980.57 and 4,020,983.82

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Solution

The fourth proportional to 5,458,679.55, 8,170,980.57 and 4,020,983.82 is: 6,018,924.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458,679.55 : 8,170,980.57 = 4,020,983.82 : x
  2. Step 2: Convert to fraction form
    5,458,679.55/8,170,980.57 = 4,020,983.82/x
  3. Step 3: Cross multiply
    5,458,679.55x = 8,170,980.57 × 4,020,983.82
  4. Step 4: Simplify right side
    5,458,679.55x = 32,855,380,665,504.38
  5. Step 5: Solve for x
    x = 32,855,380,665,504.38/5,458,679.55
  6. Step 6: Final answer
    x = 6,018,924.61

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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.