Home / 15,311,930.36-22,946,229.28-8,491,503.32

Finding the Fourth Proportional to 15,311,930.36, 22,946,229.28 and 8,491,503.32

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Solution

The fourth proportional to 15,311,930.36, 22,946,229.28 and 8,491,503.32 is: 12,725,239.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,311,930.36 : 22,946,229.28 = 8,491,503.32 : x
  2. Step 2: Convert to fraction form
    15,311,930.36/22,946,229.28 = 8,491,503.32/x
  3. Step 3: Cross multiply
    15,311,930.36x = 22,946,229.28 × 8,491,503.32
  4. Step 4: Simplify right side
    15,311,930.36x = 194,847,982,112,601.22
  5. Step 5: Solve for x
    x = 194,847,982,112,601.22/15,311,930.36
  6. Step 6: Final answer
    x = 12,725,239.57

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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.