Home / 6,339,940.92-8,749,118.48-3,623,745.24

Finding the Fourth Proportional to 6,339,940.92, 8,749,118.48 and 3,623,745.24

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Solution

The fourth proportional to 6,339,940.92, 8,749,118.48 and 3,623,745.24 is: 5,000,768.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,339,940.92 : 8,749,118.48 = 3,623,745.24 : x
  2. Step 2: Convert to fraction form
    6,339,940.92/8,749,118.48 = 3,623,745.24/x
  3. Step 3: Cross multiply
    6,339,940.92x = 8,749,118.48 × 3,623,745.24
  4. Step 4: Simplify right side
    6,339,940.92x = 31,704,576,427,977.31
  5. Step 5: Solve for x
    x = 31,704,576,427,977.31/6,339,940.92
  6. Step 6: Final answer
    x = 5,000,768.43

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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.