Home / 21,942,469.91-30,280,237.38-12,152,703.91

Finding the Fourth Proportional to 21,942,469.91, 30,280,237.38 and 12,152,703.91

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Solution

The fourth proportional to 21,942,469.91, 30,280,237.38 and 12,152,703.91 is: 16,770,525.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,942,469.91 : 30,280,237.38 = 12,152,703.91 : x
  2. Step 2: Convert to fraction form
    21,942,469.91/30,280,237.38 = 12,152,703.91/x
  3. Step 3: Cross multiply
    21,942,469.91x = 30,280,237.38 × 12,152,703.91
  4. Step 4: Simplify right side
    21,942,469.91x = 367,986,759,052,252.94
  5. Step 5: Solve for x
    x = 367,986,759,052,252.94/21,942,469.91
  6. Step 6: Final answer
    x = 16,770,525.86

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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.