Home / 20,336,033.06-30,504,025.10-5,189,966.18

Finding the Fourth Proportional to 20,336,033.06, 30,504,025.10 and 5,189,966.18

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Solution

The fourth proportional to 20,336,033.06, 30,504,025.10 and 5,189,966.18 is: 7,784,943.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,336,033.06 : 30,504,025.10 = 5,189,966.18 : x
  2. Step 2: Convert to fraction form
    20,336,033.06/30,504,025.10 = 5,189,966.18/x
  3. Step 3: Cross multiply
    20,336,033.06x = 30,504,025.10 × 5,189,966.18
  4. Step 4: Simplify right side
    20,336,033.06x = 158,314,858,622,871.12
  5. Step 5: Solve for x
    x = 158,314,858,622,871.12/20,336,033.06
  6. Step 6: Final answer
    x = 7,784,943.02

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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.