Home / 11,880,760.67-16,393,576.91-6,920,018.41

Finding the Fourth Proportional to 11,880,760.67, 16,393,576.91 and 6,920,018.41

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Solution

The fourth proportional to 11,880,760.67, 16,393,576.91 and 6,920,018.41 is: 9,548,534.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,880,760.67 : 16,393,576.91 = 6,920,018.41 : x
  2. Step 2: Convert to fraction form
    11,880,760.67/16,393,576.91 = 6,920,018.41/x
  3. Step 3: Cross multiply
    11,880,760.67x = 16,393,576.91 × 6,920,018.41
  4. Step 4: Simplify right side
    11,880,760.67x = 113,443,853,947,366.88
  5. Step 5: Solve for x
    x = 113,443,853,947,366.88/11,880,760.67
  6. Step 6: Final answer
    x = 9,548,534.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.