Home / 8,105,278.91-12,162,109.10-3,559,522.85

Finding the Fourth Proportional to 8,105,278.91, 12,162,109.10 and 3,559,522.85

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Solution

The fourth proportional to 8,105,278.91, 12,162,109.10 and 3,559,522.85 is: 5,341,124.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,105,278.91 : 12,162,109.10 = 3,559,522.85 : x
  2. Step 2: Convert to fraction form
    8,105,278.91/12,162,109.10 = 3,559,522.85/x
  3. Step 3: Cross multiply
    8,105,278.91x = 12,162,109.10 × 3,559,522.85
  4. Step 4: Simplify right side
    8,105,278.91x = 43,291,305,245,642.94
  5. Step 5: Solve for x
    x = 43,291,305,245,642.94/8,105,278.91
  6. Step 6: Final answer
    x = 5,341,124.68

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.