Home / 4,491,763.86-6,741,139.70-3,135,113.09

Finding the Fourth Proportional to 4,491,763.86, 6,741,139.70 and 3,135,113.09

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Solution

The fourth proportional to 4,491,763.86, 6,741,139.70 and 3,135,113.09 is: 4,705,108.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,491,763.86 : 6,741,139.70 = 3,135,113.09 : x
  2. Step 2: Convert to fraction form
    4,491,763.86/6,741,139.70 = 3,135,113.09/x
  3. Step 3: Cross multiply
    4,491,763.86x = 6,741,139.70 × 3,135,113.09
  4. Step 4: Simplify right side
    4,491,763.86x = 21,134,235,265,607.41
  5. Step 5: Solve for x
    x = 21,134,235,265,607.41/4,491,763.86
  6. Step 6: Final answer
    x = 4,705,108.27

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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.