Home / 12,256,822.80-18,385,234.20-3,737,145.60

Finding the Fourth Proportional to 12,256,822.80, 18,385,234.20 and 3,737,145.60

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Solution

The fourth proportional to 12,256,822.80, 18,385,234.20 and 3,737,145.60 is: 5,605,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,256,822.80 : 18,385,234.20 = 3,737,145.60 : x
  2. Step 2: Convert to fraction form
    12,256,822.80/18,385,234.20 = 3,737,145.60/x
  3. Step 3: Cross multiply
    12,256,822.80x = 18,385,234.20 × 3,737,145.60
  4. Step 4: Simplify right side
    12,256,822.80x = 68,708,297,095,499.52
  5. Step 5: Solve for x
    x = 68,708,297,095,499.52/12,256,822.80
  6. Step 6: Final answer
    x = 5,605,718.40

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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.