Home / 6,785,875-9,364,526.94-3,885,310.36

Finding the Fourth Proportional to 6,785,875, 9,364,526.94 and 3,885,310.36

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Solution

The fourth proportional to 6,785,875, 9,364,526.94 and 3,885,310.36 is: 5,361,739.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,785,875 : 9,364,526.94 = 3,885,310.36 : x
  2. Step 2: Convert to fraction form
    6,785,875/9,364,526.94 = 3,885,310.36/x
  3. Step 3: Cross multiply
    6,785,875x = 9,364,526.94 × 3,885,310.36
  4. Step 4: Simplify right side
    6,785,875x = 36,384,093,536,481.09
  5. Step 5: Solve for x
    x = 36,384,093,536,481.09/6,785,875
  6. Step 6: Final answer
    x = 5,361,739.43

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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.