Home / 7,979,754.20-11,012,131.20-4,542,216.56

Finding the Fourth Proportional to 7,979,754.20, 11,012,131.20 and 4,542,216.56

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Solution

The fourth proportional to 7,979,754.20, 11,012,131.20 and 4,542,216.56 is: 6,268,298.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,979,754.20 : 11,012,131.20 = 4,542,216.56 : x
  2. Step 2: Convert to fraction form
    7,979,754.20/11,012,131.20 = 4,542,216.56/x
  3. Step 3: Cross multiply
    7,979,754.20x = 11,012,131.20 × 4,542,216.56
  4. Step 4: Simplify right side
    7,979,754.20x = 50,019,484,697,532.66
  5. Step 5: Solve for x
    x = 50,019,484,697,532.66/7,979,754.20
  6. Step 6: Final answer
    x = 6,268,298.93

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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.