Home / 13,493,961-20,240,960.94-5,515,785

Finding the Fourth Proportional to 13,493,961, 20,240,960.94 and 5,515,785

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Solution

The fourth proportional to 13,493,961, 20,240,960.94 and 5,515,785 is: 8,273,685.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,493,961 : 20,240,960.94 = 5,515,785 : x
  2. Step 2: Convert to fraction form
    13,493,961/20,240,960.94 = 5,515,785/x
  3. Step 3: Cross multiply
    13,493,961x = 20,240,960.94 × 5,515,785
  4. Step 4: Simplify right side
    13,493,961x = 111,644,788,738,437.91
  5. Step 5: Solve for x
    x = 111,644,788,738,437.91/13,493,961
  6. Step 6: Final answer
    x = 8,273,685.45

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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.