Home / 22,379,858.15-30,882,437.66-12,588,352.97

Finding the Fourth Proportional to 22,379,858.15, 30,882,437.66 and 12,588,352.97

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Solution

The fourth proportional to 22,379,858.15, 30,882,437.66 and 12,588,352.97 is: 17,370,933.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,379,858.15 : 30,882,437.66 = 12,588,352.97 : x
  2. Step 2: Convert to fraction form
    22,379,858.15/30,882,437.66 = 12,588,352.97/x
  3. Step 3: Cross multiply
    22,379,858.15x = 30,882,437.66 × 12,588,352.97
  4. Step 4: Simplify right side
    22,379,858.15x = 388,759,025,715,159.56
  5. Step 5: Solve for x
    x = 388,759,025,715,159.56/22,379,858.15
  6. Step 6: Final answer
    x = 17,370,933.42

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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.