Home / 5,339,768.72-8,010,026.69-2,643,369.95

Finding the Fourth Proportional to 5,339,768.72, 8,010,026.69 and 2,643,369.95

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Solution

The fourth proportional to 5,339,768.72, 8,010,026.69 and 2,643,369.95 is: 3,965,239.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,339,768.72 : 8,010,026.69 = 2,643,369.95 : x
  2. Step 2: Convert to fraction form
    5,339,768.72/8,010,026.69 = 2,643,369.95/x
  3. Step 3: Cross multiply
    5,339,768.72x = 8,010,026.69 × 2,643,369.95
  4. Step 4: Simplify right side
    5,339,768.72x = 21,173,463,835,099.21
  5. Step 5: Solve for x
    x = 21,173,463,835,099.21/5,339,768.72
  6. Step 6: Final answer
    x = 3,965,239.87

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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.