Home / 38,424,284.74-57,544,072.80-21,979,712.44

Finding the Fourth Proportional to 38,424,284.74, 57,544,072.80 and 21,979,712.44

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Solution

The fourth proportional to 38,424,284.74, 57,544,072.80 and 21,979,712.44 is: 32,916,739.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,424,284.74 : 57,544,072.80 = 21,979,712.44 : x
  2. Step 2: Convert to fraction form
    38,424,284.74/57,544,072.80 = 21,979,712.44/x
  3. Step 3: Cross multiply
    38,424,284.74x = 57,544,072.80 × 21,979,712.44
  4. Step 4: Simplify right side
    38,424,284.74x = 1,264,802,172,770,425.75
  5. Step 5: Solve for x
    x = 1,264,802,172,770,425.75/38,424,284.74
  6. Step 6: Final answer
    x = 32,916,739.54

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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.