Home / 6,433,439.15-9,650,469.06-2,115,393.77

Finding the Fourth Proportional to 6,433,439.15, 9,650,469.06 and 2,115,393.77

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Solution

The fourth proportional to 6,433,439.15, 9,650,469.06 and 2,115,393.77 is: 3,173,192.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,433,439.15 : 9,650,469.06 = 2,115,393.77 : x
  2. Step 2: Convert to fraction form
    6,433,439.15/9,650,469.06 = 2,115,393.77/x
  3. Step 3: Cross multiply
    6,433,439.15x = 9,650,469.06 × 2,115,393.77
  4. Step 4: Simplify right side
    6,433,439.15x = 20,414,542,078,849.41
  5. Step 5: Solve for x
    x = 20,414,542,078,849.41/6,433,439.15
  6. Step 6: Final answer
    x = 3,173,192.69

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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.