Home / 13,899,950.73-20,850,049.11-5,707,098.81

Finding the Fourth Proportional to 13,899,950.73, 20,850,049.11 and 5,707,098.81

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Solution

The fourth proportional to 13,899,950.73, 20,850,049.11 and 5,707,098.81 is: 8,560,698.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,899,950.73 : 20,850,049.11 = 5,707,098.81 : x
  2. Step 2: Convert to fraction form
    13,899,950.73/20,850,049.11 = 5,707,098.81/x
  3. Step 3: Cross multiply
    13,899,950.73x = 20,850,049.11 × 5,707,098.81
  4. Step 4: Simplify right side
    13,899,950.73x = 118,993,290,464,122.55
  5. Step 5: Solve for x
    x = 118,993,290,464,122.55/13,899,950.73
  6. Step 6: Final answer
    x = 8,560,698.72

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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.