Home / 16,789,230.40-25,177,624.80-5,430,049.60

Finding the Fourth Proportional to 16,789,230.40, 25,177,624.80 and 5,430,049.60

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Solution

The fourth proportional to 16,789,230.40, 25,177,624.80 and 5,430,049.60 is: 8,143,062.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,789,230.40 : 25,177,624.80 = 5,430,049.60 : x
  2. Step 2: Convert to fraction form
    16,789,230.40/25,177,624.80 = 5,430,049.60/x
  3. Step 3: Cross multiply
    16,789,230.40x = 25,177,624.80 × 5,430,049.60
  4. Step 4: Simplify right side
    16,789,230.40x = 136,715,751,474,190.08
  5. Step 5: Solve for x
    x = 136,715,751,474,190.08/16,789,230.40
  6. Step 6: Final answer
    x = 8,143,062.44

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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.