Home / 11,914,732.28-17,879,650.86-5,091,352.76

Finding the Fourth Proportional to 11,914,732.28, 17,879,650.86 and 5,091,352.76

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Solution

The fourth proportional to 11,914,732.28, 17,879,650.86 and 5,091,352.76 is: 7,640,256.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,914,732.28 : 17,879,650.86 = 5,091,352.76 : x
  2. Step 2: Convert to fraction form
    11,914,732.28/17,879,650.86 = 5,091,352.76/x
  3. Step 3: Cross multiply
    11,914,732.28x = 17,879,650.86 × 5,091,352.76
  4. Step 4: Simplify right side
    11,914,732.28x = 91,031,609,753,897.36
  5. Step 5: Solve for x
    x = 91,031,609,753,897.36/11,914,732.28
  6. Step 6: Final answer
    x = 7,640,256.42

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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.