Home / 6,885,168.71-9,500,947.13-3,984,739.34

Finding the Fourth Proportional to 6,885,168.71, 9,500,947.13 and 3,984,739.34

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Solution

The fourth proportional to 6,885,168.71, 9,500,947.13 and 3,984,739.34 is: 5,498,601.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885,168.71 : 9,500,947.13 = 3,984,739.34 : x
  2. Step 2: Convert to fraction form
    6,885,168.71/9,500,947.13 = 3,984,739.34/x
  3. Step 3: Cross multiply
    6,885,168.71x = 9,500,947.13 × 3,984,739.34
  4. Step 4: Simplify right side
    6,885,168.71x = 37,858,797,776,247.40
  5. Step 5: Solve for x
    x = 37,858,797,776,247.40/6,885,168.71
  6. Step 6: Final answer
    x = 5,498,601.32

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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.