Home / 6,381,797.09-9,572,778.92-2,121,965.30

Finding the Fourth Proportional to 6,381,797.09, 9,572,778.92 and 2,121,965.30

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Solution

The fourth proportional to 6,381,797.09, 9,572,778.92 and 2,121,965.30 is: 3,182,975.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,381,797.09 : 9,572,778.92 = 2,121,965.30 : x
  2. Step 2: Convert to fraction form
    6,381,797.09/9,572,778.92 = 2,121,965.30/x
  3. Step 3: Cross multiply
    6,381,797.09x = 9,572,778.92 × 2,121,965.30
  4. Step 4: Simplify right side
    6,381,797.09x = 20,313,104,722,048.34
  5. Step 5: Solve for x
    x = 20,313,104,722,048.34/6,381,797.09
  6. Step 6: Final answer
    x = 3,182,975.65

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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.