Home / 22,240,056.36-30,690,381.06-12,947,893.85

Finding the Fourth Proportional to 22,240,056.36, 30,690,381.06 and 12,947,893.85

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Solution

The fourth proportional to 22,240,056.36, 30,690,381.06 and 12,947,893.85 is: 17,867,571.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,240,056.36 : 30,690,381.06 = 12,947,893.85 : x
  2. Step 2: Convert to fraction form
    22,240,056.36/30,690,381.06 = 12,947,893.85/x
  3. Step 3: Cross multiply
    22,240,056.36x = 30,690,381.06 × 12,947,893.85
  4. Step 4: Simplify right side
    22,240,056.36x = 397,375,796,180,930.44
  5. Step 5: Solve for x
    x = 397,375,796,180,930.44/22,240,056.36
  6. Step 6: Final answer
    x = 17,867,571.46

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Why These Related Problems?

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