Home / 18,211,311.62-27,319,932.03-8,505,630.26

Finding the Fourth Proportional to 18,211,311.62, 27,319,932.03 and 8,505,630.26

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Solution

The fourth proportional to 18,211,311.62, 27,319,932.03 and 8,505,630.26 is: 12,759,830.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,211,311.62 : 27,319,932.03 = 8,505,630.26 : x
  2. Step 2: Convert to fraction form
    18,211,311.62/27,319,932.03 = 8,505,630.26/x
  3. Step 3: Cross multiply
    18,211,311.62x = 27,319,932.03 × 8,505,630.26
  4. Step 4: Simplify right side
    18,211,311.62x = 232,373,240,575,511.22
  5. Step 5: Solve for x
    x = 232,373,240,575,511.22/18,211,311.62
  6. Step 6: Final answer
    x = 12,759,830.01

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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.