Home / 50,831,579.62-76,202,650.41-20,147,696.83

Finding the Fourth Proportional to 50,831,579.62, 76,202,650.41 and 20,147,696.83

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Solution

The fourth proportional to 50,831,579.62, 76,202,650.41 and 20,147,696.83 is: 30,203,820.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,831,579.62 : 76,202,650.41 = 20,147,696.83 : x
  2. Step 2: Convert to fraction form
    50,831,579.62/76,202,650.41 = 20,147,696.83/x
  3. Step 3: Cross multiply
    50,831,579.62x = 76,202,650.41 × 20,147,696.83
  4. Step 4: Simplify right side
    50,831,579.62x = 1,535,307,898,103,155
  5. Step 5: Solve for x
    x = 1,535,307,898,103,155/50,831,579.62
  6. Step 6: Final answer
    x = 30,203,820.33

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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.