Home / 8,138,745.54-11,231,424.50-4,467,724.59

Finding the Fourth Proportional to 8,138,745.54, 11,231,424.50 and 4,467,724.59

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Solution

The fourth proportional to 8,138,745.54, 11,231,424.50 and 4,467,724.59 is: 6,165,435.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,138,745.54 : 11,231,424.50 = 4,467,724.59 : x
  2. Step 2: Convert to fraction form
    8,138,745.54/11,231,424.50 = 4,467,724.59/x
  3. Step 3: Cross multiply
    8,138,745.54x = 11,231,424.50 × 4,467,724.59
  4. Step 4: Simplify right side
    8,138,745.54x = 50,178,911,439,157.67
  5. Step 5: Solve for x
    x = 50,178,911,439,157.67/8,138,745.54
  6. Step 6: Final answer
    x = 6,165,435.59

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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.