Home / 16,542,920.40-24,814,380.60-11,972,527.80

Finding the Fourth Proportional to 16,542,920.40, 24,814,380.60 and 11,972,527.80

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Solution

The fourth proportional to 16,542,920.40, 24,814,380.60 and 11,972,527.80 is: 17,958,791.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,542,920.40 : 24,814,380.60 = 11,972,527.80 : x
  2. Step 2: Convert to fraction form
    16,542,920.40/24,814,380.60 = 11,972,527.80/x
  3. Step 3: Cross multiply
    16,542,920.40x = 24,814,380.60 × 11,972,527.80
  4. Step 4: Simplify right side
    16,542,920.40x = 297,090,861,573,280.69
  5. Step 5: Solve for x
    x = 297,090,861,573,280.69/16,542,920.40
  6. Step 6: Final answer
    x = 17,958,791.70

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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.