Home / 11,351,999.80-17,027,999.70-5,380,031.80

Finding the Fourth Proportional to 11,351,999.80, 17,027,999.70 and 5,380,031.80

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Solution

The fourth proportional to 11,351,999.80, 17,027,999.70 and 5,380,031.80 is: 8,070,047.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,351,999.80 : 17,027,999.70 = 5,380,031.80 : x
  2. Step 2: Convert to fraction form
    11,351,999.80/17,027,999.70 = 5,380,031.80/x
  3. Step 3: Cross multiply
    11,351,999.80x = 17,027,999.70 × 5,380,031.80
  4. Step 4: Simplify right side
    11,351,999.80x = 91,611,179,876,390.45
  5. Step 5: Solve for x
    x = 91,611,179,876,390.45/11,351,999.80
  6. Step 6: Final answer
    x = 8,070,047.70

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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.