Home / 9,121,518.41-12,601,367.82-5,989,213.46

Finding the Fourth Proportional to 9,121,518.41, 12,601,367.82 and 5,989,213.46

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Solution

The fourth proportional to 9,121,518.41, 12,601,367.82 and 5,989,213.46 is: 8,274,091.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,121,518.41 : 12,601,367.82 = 5,989,213.46 : x
  2. Step 2: Convert to fraction form
    9,121,518.41/12,601,367.82 = 5,989,213.46/x
  3. Step 3: Cross multiply
    9,121,518.41x = 12,601,367.82 × 5,989,213.46
  4. Step 4: Simplify right side
    9,121,518.41x = 75,472,281,793,458.28
  5. Step 5: Solve for x
    x = 75,472,281,793,458.28/9,121,518.41
  6. Step 6: Final answer
    x = 8,274,091.93

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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.