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Finding the Fourth Proportional to 44,641,120.07, 66,962,012.31 and 12,294,797.56

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Solution

The fourth proportional to 44,641,120.07, 66,962,012.31 and 12,294,797.56 is: 18,442,287.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,641,120.07 : 66,962,012.31 = 12,294,797.56 : x
  2. Step 2: Convert to fraction form
    44,641,120.07/66,962,012.31 = 12,294,797.56/x
  3. Step 3: Cross multiply
    44,641,120.07x = 66,962,012.31 × 12,294,797.56
  4. Step 4: Simplify right side
    44,641,120.07x = 823,284,385,394,272.88
  5. Step 5: Solve for x
    x = 823,284,385,394,272.88/44,641,120.07
  6. Step 6: Final answer
    x = 18,442,287.83

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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.