Home / 6,619,228.02-9,134,480.42-3,718,557.82

Finding the Fourth Proportional to 6,619,228.02, 9,134,480.42 and 3,718,557.82

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Solution

The fourth proportional to 6,619,228.02, 9,134,480.42 and 3,718,557.82 is: 5,131,579.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,619,228.02 : 9,134,480.42 = 3,718,557.82 : x
  2. Step 2: Convert to fraction form
    6,619,228.02/9,134,480.42 = 3,718,557.82/x
  3. Step 3: Cross multiply
    6,619,228.02x = 9,134,480.42 × 3,718,557.82
  4. Step 4: Simplify right side
    6,619,228.02x = 33,967,093,597,427.88
  5. Step 5: Solve for x
    x = 33,967,093,597,427.88/6,619,228.02
  6. Step 6: Final answer
    x = 5,131,579.32

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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.