Home / 22,520,256.24-31,077,121.02-12,206,757.90

Finding the Fourth Proportional to 22,520,256.24, 31,077,121.02 and 12,206,757.90

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Solution

The fourth proportional to 22,520,256.24, 31,077,121.02 and 12,206,757.90 is: 16,844,874.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,520,256.24 : 31,077,121.02 = 12,206,757.90 : x
  2. Step 2: Convert to fraction form
    22,520,256.24/31,077,121.02 = 12,206,757.90/x
  3. Step 3: Cross multiply
    22,520,256.24x = 31,077,121.02 × 12,206,757.90
  4. Step 4: Simplify right side
    22,520,256.24x = 379,350,892,520,141.06
  5. Step 5: Solve for x
    x = 379,350,892,520,141.06/22,520,256.24
  6. Step 6: Final answer
    x = 16,844,874.61

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1.5x scale

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.