Home / 8,156,738.95-11,256,588.83-4,485,939.42

Finding the Fourth Proportional to 8,156,738.95, 11,256,588.83 and 4,485,939.42

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Solution

The fourth proportional to 8,156,738.95, 11,256,588.83 and 4,485,939.42 is: 6,190,755.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,156,738.95 : 11,256,588.83 = 4,485,939.42 : x
  2. Step 2: Convert to fraction form
    8,156,738.95/11,256,588.83 = 4,485,939.42/x
  3. Step 3: Cross multiply
    8,156,738.95x = 11,256,588.83 × 4,485,939.42
  4. Step 4: Simplify right side
    8,156,738.95x = 50,496,375,557,337.42
  5. Step 5: Solve for x
    x = 50,496,375,557,337.42/8,156,738.95
  6. Step 6: Final answer
    x = 6,190,755.38

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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.