Home / 57,494,261.08-86,238,524.70-21,099,787.96

Finding the Fourth Proportional to 57,494,261.08, 86,238,524.70 and 21,099,787.96

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Solution

The fourth proportional to 57,494,261.08, 86,238,524.70 and 21,099,787.96 is: 31,648,629.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,494,261.08 : 86,238,524.70 = 21,099,787.96 : x
  2. Step 2: Convert to fraction form
    57,494,261.08/86,238,524.70 = 21,099,787.96/x
  3. Step 3: Cross multiply
    57,494,261.08x = 86,238,524.70 × 21,099,787.96
  4. Step 4: Simplify right side
    57,494,261.08x = 1,819,614,585,153,222.75
  5. Step 5: Solve for x
    x = 1,819,614,585,153,222.75/57,494,261.08
  6. Step 6: Final answer
    x = 31,648,629.81

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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.