Home / 5,379,877.66-7,424,007.78-2,932,434.85

Finding the Fourth Proportional to 5,379,877.66, 7,424,007.78 and 2,932,434.85

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Solution

The fourth proportional to 5,379,877.66, 7,424,007.78 and 2,932,434.85 is: 4,046,638.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,379,877.66 : 7,424,007.78 = 2,932,434.85 : x
  2. Step 2: Convert to fraction form
    5,379,877.66/7,424,007.78 = 2,932,434.85/x
  3. Step 3: Cross multiply
    5,379,877.66x = 7,424,007.78 × 2,932,434.85
  4. Step 4: Simplify right side
    5,379,877.66x = 21,770,419,140,743.13
  5. Step 5: Solve for x
    x = 21,770,419,140,743.13/5,379,877.66
  6. Step 6: Final answer
    x = 4,046,638.33

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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.