Home / 11,785,857.20-16,264,319.60-6,629,222.24

Finding the Fourth Proportional to 11,785,857.20, 16,264,319.60 and 6,629,222.24

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Solution

The fourth proportional to 11,785,857.20, 16,264,319.60 and 6,629,222.24 is: 9,148,234.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,785,857.20 : 16,264,319.60 = 6,629,222.24 : x
  2. Step 2: Convert to fraction form
    11,785,857.20/16,264,319.60 = 6,629,222.24/x
  3. Step 3: Cross multiply
    11,785,857.20x = 16,264,319.60 × 6,629,222.24
  4. Step 4: Simplify right side
    11,785,857.20x = 107,819,789,210,787.91
  5. Step 5: Solve for x
    x = 107,819,789,210,787.91/11,785,857.20
  6. Step 6: Final answer
    x = 9,148,234.82

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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.