Home / 7,863,755.06-11,790,148.73-3,484,512.55

Finding the Fourth Proportional to 7,863,755.06, 11,790,148.73 and 3,484,512.55

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Solution

The fourth proportional to 7,863,755.06, 11,790,148.73 and 3,484,512.55 is: 5,224,338.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,863,755.06 : 11,790,148.73 = 3,484,512.55 : x
  2. Step 2: Convert to fraction form
    7,863,755.06/11,790,148.73 = 3,484,512.55/x
  3. Step 3: Cross multiply
    7,863,755.06x = 11,790,148.73 × 3,484,512.55
  4. Step 4: Simplify right side
    7,863,755.06x = 41,082,921,200,813.52
  5. Step 5: Solve for x
    x = 41,082,921,200,813.52/7,863,755.06
  6. Step 6: Final answer
    x = 5,224,338.87

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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.