Home / 6,619,220.02-9,134,469.39-3,718,549.81

Finding the Fourth Proportional to 6,619,220.02, 9,134,469.39 and 3,718,549.81

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Solution

The fourth proportional to 6,619,220.02, 9,134,469.39 and 3,718,549.81 is: 5,131,568.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,619,220.02 : 9,134,469.39 = 3,718,549.81 : x
  2. Step 2: Convert to fraction form
    6,619,220.02/9,134,469.39 = 3,718,549.81/x
  3. Step 3: Cross multiply
    6,619,220.02x = 9,134,469.39 × 3,718,549.81
  4. Step 4: Simplify right side
    6,619,220.02x = 33,966,979,414,635.32
  5. Step 5: Solve for x
    x = 33,966,979,414,635.32/6,619,220.02
  6. Step 6: Final answer
    x = 5,131,568.27

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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.