Home / 14,442,234.40-19,930,242.39-7,915,843.66

Finding the Fourth Proportional to 14,442,234.40, 19,930,242.39 and 7,915,843.66

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Solution

The fourth proportional to 14,442,234.40, 19,930,242.39 and 7,915,843.66 is: 10,923,841.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,442,234.40 : 19,930,242.39 = 7,915,843.66 : x
  2. Step 2: Convert to fraction form
    14,442,234.40/19,930,242.39 = 7,915,843.66/x
  3. Step 3: Cross multiply
    14,442,234.40x = 19,930,242.39 × 7,915,843.66
  4. Step 4: Simplify right side
    14,442,234.40x = 157,764,682,865,144.75
  5. Step 5: Solve for x
    x = 157,764,682,865,144.75/14,442,234.40
  6. Step 6: Final answer
    x = 10,923,841.73

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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.