Home / 13,247,761.76-19,863,504.66-5,151,299.84

Finding the Fourth Proportional to 13,247,761.76, 19,863,504.66 and 5,151,299.84

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Solution

The fourth proportional to 13,247,761.76, 19,863,504.66 and 5,151,299.84 is: 7,723,785.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,247,761.76 : 19,863,504.66 = 5,151,299.84 : x
  2. Step 2: Convert to fraction form
    13,247,761.76/19,863,504.66 = 5,151,299.84/x
  3. Step 3: Cross multiply
    13,247,761.76x = 19,863,504.66 × 5,151,299.84
  4. Step 4: Simplify right side
    13,247,761.76x = 102,322,868,376,897.25
  5. Step 5: Solve for x
    x = 102,322,868,376,897.25/13,247,761.76
  6. Step 6: Final answer
    x = 7,723,785.36

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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.