Home / 13,680,288.86-20,508,843.50-5,998,111.70

Finding the Fourth Proportional to 13,680,288.86, 20,508,843.50 and 5,998,111.70

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Solution

The fourth proportional to 13,680,288.86, 20,508,843.50 and 5,998,111.70 is: 8,992,086.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,680,288.86 : 20,508,843.50 = 5,998,111.70 : x
  2. Step 2: Convert to fraction form
    13,680,288.86/20,508,843.50 = 5,998,111.70/x
  3. Step 3: Cross multiply
    13,680,288.86x = 20,508,843.50 × 5,998,111.70
  4. Step 4: Simplify right side
    13,680,288.86x = 123,014,334,150,818.95
  5. Step 5: Solve for x
    x = 123,014,334,150,818.95/13,680,288.86
  6. Step 6: Final answer
    x = 8,992,086.02

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1.5x scale

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.