Home / 40,256,440.53-55,552,421.19-21,921,323.73

Finding the Fourth Proportional to 40,256,440.53, 55,552,421.19 and 21,921,323.73

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Solution

The fourth proportional to 40,256,440.53, 55,552,421.19 and 21,921,323.73 is: 30,250,628.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,256,440.53 : 55,552,421.19 = 21,921,323.73 : x
  2. Step 2: Convert to fraction form
    40,256,440.53/55,552,421.19 = 21,921,323.73/x
  3. Step 3: Cross multiply
    40,256,440.53x = 55,552,421.19 × 21,921,323.73
  4. Step 4: Simplify right side
    40,256,440.53x = 1,217,782,608,891,301.75
  5. Step 5: Solve for x
    x = 1,217,782,608,891,301.75/40,256,440.53
  6. Step 6: Final answer
    x = 30,250,628.05

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.