Home / 8,245,415.32-11,373,945.66-5,142,551.74

Finding the Fourth Proportional to 8,245,415.32, 11,373,945.66 and 5,142,551.74

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Solution

The fourth proportional to 8,245,415.32, 11,373,945.66 and 5,142,551.74 is: 7,093,772.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245,415.32 : 11,373,945.66 = 5,142,551.74 : x
  2. Step 2: Convert to fraction form
    8,245,415.32/11,373,945.66 = 5,142,551.74/x
  3. Step 3: Cross multiply
    8,245,415.32x = 11,373,945.66 × 5,142,551.74
  4. Step 4: Simplify right side
    8,245,415.32x = 58,491,104,016,063.59
  5. Step 5: Solve for x
    x = 58,491,104,016,063.59/8,245,415.32
  6. Step 6: Final answer
    x = 7,093,772.93

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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.