Home / 11,178,049.30-16,758,216.60-6,129,359.80

Finding the Fourth Proportional to 11,178,049.30, 16,758,216.60 and 6,129,359.80

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Solution

The fourth proportional to 11,178,049.30, 16,758,216.60 and 6,129,359.80 is: 9,189,182.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,178,049.30 : 16,758,216.60 = 6,129,359.80 : x
  2. Step 2: Convert to fraction form
    11,178,049.30/16,758,216.60 = 6,129,359.80/x
  3. Step 3: Cross multiply
    11,178,049.30x = 16,758,216.60 × 6,129,359.80
  4. Step 4: Simplify right side
    11,178,049.30x = 102,717,139,147,732.67
  5. Step 5: Solve for x
    x = 102,717,139,147,732.67/11,178,049.30
  6. Step 6: Final answer
    x = 9,189,182.87

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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.