Home / 8,330,526-12,491,006.76-3,279,080.88

Finding the Fourth Proportional to 8,330,526, 12,491,006.76 and 3,279,080.88

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Solution

The fourth proportional to 8,330,526, 12,491,006.76 and 3,279,080.88 is: 4,916,738.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,330,526 : 12,491,006.76 = 3,279,080.88 : x
  2. Step 2: Convert to fraction form
    8,330,526/12,491,006.76 = 3,279,080.88/x
  3. Step 3: Cross multiply
    8,330,526x = 12,491,006.76 × 3,279,080.88
  4. Step 4: Simplify right side
    8,330,526x = 40,959,021,438,666.75
  5. Step 5: Solve for x
    x = 40,959,021,438,666.75/8,330,526
  6. Step 6: Final answer
    x = 4,916,738.92

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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.