Home / 8,219,648.70-11,342,945.43-4,548,562.92

Finding the Fourth Proportional to 8,219,648.70, 11,342,945.43 and 4,548,562.92

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Solution

The fourth proportional to 8,219,648.70, 11,342,945.43 and 4,548,562.92 is: 6,276,922.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,219,648.70 : 11,342,945.43 = 4,548,562.92 : x
  2. Step 2: Convert to fraction form
    8,219,648.70/11,342,945.43 = 4,548,562.92/x
  3. Step 3: Cross multiply
    8,219,648.70x = 11,342,945.43 × 4,548,562.92
  4. Step 4: Simplify right side
    8,219,648.70x = 51,594,100,986,481.45
  5. Step 5: Solve for x
    x = 51,594,100,986,481.45/8,219,648.70
  6. Step 6: Final answer
    x = 6,276,922.88

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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.