Home / 9,530,573.90-13,152,293.55-5,179,660.43

Finding the Fourth Proportional to 9,530,573.90, 13,152,293.55 and 5,179,660.43

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Solution

The fourth proportional to 9,530,573.90, 13,152,293.55 and 5,179,660.43 is: 7,147,986.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,530,573.90 : 13,152,293.55 = 5,179,660.43 : x
  2. Step 2: Convert to fraction form
    9,530,573.90/13,152,293.55 = 5,179,660.43/x
  3. Step 3: Cross multiply
    9,530,573.90x = 13,152,293.55 × 5,179,660.43
  4. Step 4: Simplify right side
    9,530,573.90x = 68,124,414,398,917.76
  5. Step 5: Solve for x
    x = 68,124,414,398,917.76/9,530,573.90
  6. Step 6: Final answer
    x = 7,147,986.59

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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.