Home / 9,515,616.39-13,131,565.02-5,164,704.27

Finding the Fourth Proportional to 9,515,616.39, 13,131,565.02 and 5,164,704.27

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Solution

The fourth proportional to 9,515,616.39, 13,131,565.02 and 5,164,704.27 is: 7,127,299.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,616.39 : 13,131,565.02 = 5,164,704.27 : x
  2. Step 2: Convert to fraction form
    9,515,616.39/13,131,565.02 = 5,164,704.27/x
  3. Step 3: Cross multiply
    9,515,616.39x = 13,131,565.02 × 5,164,704.27
  4. Step 4: Simplify right side
    9,515,616.39x = 67,820,649,930,576.62
  5. Step 5: Solve for x
    x = 67,820,649,930,576.62/9,515,616.39
  6. Step 6: Final answer
    x = 7,127,299.71

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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.