Home / 11,491,804.80-17,228,959.20-5,816,102.40

Finding the Fourth Proportional to 11,491,804.80, 17,228,959.20 and 5,816,102.40

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Solution

The fourth proportional to 11,491,804.80, 17,228,959.20 and 5,816,102.40 is: 8,719,726.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,491,804.80 : 17,228,959.20 = 5,816,102.40 : x
  2. Step 2: Convert to fraction form
    11,491,804.80/17,228,959.20 = 5,816,102.40/x
  3. Step 3: Cross multiply
    11,491,804.80x = 17,228,959.20 × 5,816,102.40
  4. Step 4: Simplify right side
    11,491,804.80x = 100,205,390,952,622.08
  5. Step 5: Solve for x
    x = 100,205,390,952,622.08/11,491,804.80
  6. Step 6: Final answer
    x = 8,719,726.16

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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.