Home / 11,531,179.70-17,296,769.55-7,290,149.30

Finding the Fourth Proportional to 11,531,179.70, 17,296,769.55 and 7,290,149.30

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Solution

The fourth proportional to 11,531,179.70, 17,296,769.55 and 7,290,149.30 is: 10,935,223.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,531,179.70 : 17,296,769.55 = 7,290,149.30 : x
  2. Step 2: Convert to fraction form
    11,531,179.70/17,296,769.55 = 7,290,149.30/x
  3. Step 3: Cross multiply
    11,531,179.70x = 17,296,769.55 × 7,290,149.30
  4. Step 4: Simplify right side
    11,531,179.70x = 126,096,032,427,193.81
  5. Step 5: Solve for x
    x = 126,096,032,427,193.81/11,531,179.70
  6. Step 6: Final answer
    x = 10,935,223.95

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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.