Home / 11,887,706.32-17,837,660.69-5,662,858.48

Finding the Fourth Proportional to 11,887,706.32, 17,837,660.69 and 5,662,858.48

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Solution

The fourth proportional to 11,887,706.32, 17,837,660.69 and 5,662,858.48 is: 8,497,194.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,887,706.32 : 17,837,660.69 = 5,662,858.48 : x
  2. Step 2: Convert to fraction form
    11,887,706.32/17,837,660.69 = 5,662,858.48/x
  3. Step 3: Cross multiply
    11,887,706.32x = 17,837,660.69 × 5,662,858.48
  4. Step 4: Simplify right side
    11,887,706.32x = 101,012,147,984,226.55
  5. Step 5: Solve for x
    x = 101,012,147,984,226.55/11,887,706.32
  6. Step 6: Final answer
    x = 8,497,194.10

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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.