Home / 8,194,896.09-12,289,458.44-2,728,506.40

Finding the Fourth Proportional to 8,194,896.09, 12,289,458.44 and 2,728,506.40

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Solution

The fourth proportional to 8,194,896.09, 12,289,458.44 and 2,728,506.40 is: 4,091,798.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,194,896.09 : 12,289,458.44 = 2,728,506.40 : x
  2. Step 2: Convert to fraction form
    8,194,896.09/12,289,458.44 = 2,728,506.40/x
  3. Step 3: Cross multiply
    8,194,896.09x = 12,289,458.44 × 2,728,506.40
  4. Step 4: Simplify right side
    8,194,896.09x = 33,531,865,982,171.64
  5. Step 5: Solve for x
    x = 33,531,865,982,171.64/8,194,896.09
  6. Step 6: Final answer
    x = 4,091,798.80

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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.