Home / 5,571,361.86-8,358,912.27-2,159,759.72

Finding the Fourth Proportional to 5,571,361.86, 8,358,912.27 and 2,159,759.72

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Solution

The fourth proportional to 5,571,361.86, 8,358,912.27 and 2,159,759.72 is: 3,240,364.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,571,361.86 : 8,358,912.27 = 2,159,759.72 : x
  2. Step 2: Convert to fraction form
    5,571,361.86/8,358,912.27 = 2,159,759.72/x
  3. Step 3: Cross multiply
    5,571,361.86x = 8,358,912.27 × 2,159,759.72
  4. Step 4: Simplify right side
    5,571,361.86x = 18,053,241,981,965.20
  5. Step 5: Solve for x
    x = 18,053,241,981,965.20/5,571,361.86
  6. Step 6: Final answer
    x = 3,240,364.28

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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.