Home / 13,156,940.73-19,704,754.71-12,793,723.77

Finding the Fourth Proportional to 13,156,940.73, 19,704,754.71 and 12,793,723.77

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Solution

The fourth proportional to 13,156,940.73, 19,704,754.71 and 12,793,723.77 is: 19,160,775.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,156,940.73 : 19,704,754.71 = 12,793,723.77 : x
  2. Step 2: Convert to fraction form
    13,156,940.73/19,704,754.71 = 12,793,723.77/x
  3. Step 3: Cross multiply
    13,156,940.73x = 19,704,754.71 × 12,793,723.77
  4. Step 4: Simplify right side
    13,156,940.73x = 252,097,188,715,346.47
  5. Step 5: Solve for x
    x = 252,097,188,715,346.47/13,156,940.73
  6. Step 6: Final answer
    x = 19,160,775.59

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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.