Home / 11,531,177.20-17,296,765.80-7,290,146.80

Finding the Fourth Proportional to 11,531,177.20, 17,296,765.80 and 7,290,146.80

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Solution

The fourth proportional to 11,531,177.20, 17,296,765.80 and 7,290,146.80 is: 10,935,220.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,531,177.20 : 17,296,765.80 = 7,290,146.80 : x
  2. Step 2: Convert to fraction form
    11,531,177.20/17,296,765.80 = 7,290,146.80/x
  3. Step 3: Cross multiply
    11,531,177.20x = 17,296,765.80 × 7,290,146.80
  4. Step 4: Simplify right side
    11,531,177.20x = 126,095,961,847,219.44
  5. Step 5: Solve for x
    x = 126,095,961,847,219.44/11,531,177.20
  6. Step 6: Final answer
    x = 10,935,220.20

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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.