Home / 8,079,630-11,150,122.68-4,458,191.28

Finding the Fourth Proportional to 8,079,630, 11,150,122.68 and 4,458,191.28

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Solution

The fourth proportional to 8,079,630, 11,150,122.68 and 4,458,191.28 is: 6,152,432.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,079,630 : 11,150,122.68 = 4,458,191.28 : x
  2. Step 2: Convert to fraction form
    8,079,630/11,150,122.68 = 4,458,191.28/x
  3. Step 3: Cross multiply
    8,079,630x = 11,150,122.68 × 4,458,191.28
  4. Step 4: Simplify right side
    8,079,630x = 49,709,379,702,906.23
  5. Step 5: Solve for x
    x = 49,709,379,702,906.23/8,079,630
  6. Step 6: Final answer
    x = 6,152,432.69

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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.