Home / 8,195,020.56-12,289,644.72-2,728,631.04

Finding the Fourth Proportional to 8,195,020.56, 12,289,644.72 and 2,728,631.04

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Solution

The fourth proportional to 8,195,020.56, 12,289,644.72 and 2,728,631.04 is: 4,091,985.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,195,020.56 : 12,289,644.72 = 2,728,631.04 : x
  2. Step 2: Convert to fraction form
    8,195,020.56/12,289,644.72 = 2,728,631.04/x
  3. Step 3: Cross multiply
    8,195,020.56x = 12,289,644.72 × 2,728,631.04
  4. Step 4: Simplify right side
    8,195,020.56x = 33,533,906,053,564.11
  5. Step 5: Solve for x
    x = 33,533,906,053,564.11/8,195,020.56
  6. Step 6: Final answer
    x = 4,091,985.59

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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.