Home / 49,903,270.83-74,881,704.42-20,777,216.85

Finding the Fourth Proportional to 49,903,270.83, 74,881,704.42 and 20,777,216.85

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Solution

The fourth proportional to 49,903,270.83, 74,881,704.42 and 20,777,216.85 is: 31,176,982.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,903,270.83 : 74,881,704.42 = 20,777,216.85 : x
  2. Step 2: Convert to fraction form
    49,903,270.83/74,881,704.42 = 20,777,216.85/x
  3. Step 3: Cross multiply
    49,903,270.83x = 74,881,704.42 × 20,777,216.85
  4. Step 4: Simplify right side
    49,903,270.83x = 1,555,833,410,831,943.75
  5. Step 5: Solve for x
    x = 1,555,833,410,831,943.75/49,903,270.83
  6. Step 6: Final answer
    x = 31,176,982.69

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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.