Home / 63,545,211.45-95,332,076.42-20,416,871.61

Finding the Fourth Proportional to 63,545,211.45, 95,332,076.42 and 20,416,871.61

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Solution

The fourth proportional to 63,545,211.45, 95,332,076.42 and 20,416,871.61 is: 30,629,888.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,545,211.45 : 95,332,076.42 = 20,416,871.61 : x
  2. Step 2: Convert to fraction form
    63,545,211.45/95,332,076.42 = 20,416,871.61/x
  3. Step 3: Cross multiply
    63,545,211.45x = 95,332,076.42 × 20,416,871.61
  4. Step 4: Simplify right side
    63,545,211.45x = 1,946,382,764,479,764.25
  5. Step 5: Solve for x
    x = 1,946,382,764,479,764.25/63,545,211.45
  6. Step 6: Final answer
    x = 30,629,888.86

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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.