Home / 11,728,432.44-16,175,640.21-8,255,268.67

Finding the Fourth Proportional to 11,728,432.44, 16,175,640.21 and 8,255,268.67

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Solution

The fourth proportional to 11,728,432.44, 16,175,640.21 and 8,255,268.67 is: 11,385,516.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,728,432.44 : 16,175,640.21 = 8,255,268.67 : x
  2. Step 2: Convert to fraction form
    11,728,432.44/16,175,640.21 = 8,255,268.67/x
  3. Step 3: Cross multiply
    11,728,432.44x = 16,175,640.21 × 8,255,268.67
  4. Step 4: Simplify right side
    11,728,432.44x = 133,534,255,893,668.05
  5. Step 5: Solve for x
    x = 133,534,255,893,668.05/11,728,432.44
  6. Step 6: Final answer
    x = 11,385,516.06

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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.