Home / 16,979,666.40-25,469,499.60-10,177,221.60

Finding the Fourth Proportional to 16,979,666.40, 25,469,499.60 and 10,177,221.60

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Solution

The fourth proportional to 16,979,666.40, 25,469,499.60 and 10,177,221.60 is: 15,265,832.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,979,666.40 : 25,469,499.60 = 10,177,221.60 : x
  2. Step 2: Convert to fraction form
    16,979,666.40/25,469,499.60 = 10,177,221.60/x
  3. Step 3: Cross multiply
    16,979,666.40x = 25,469,499.60 × 10,177,221.60
  4. Step 4: Simplify right side
    16,979,666.40x = 259,208,741,470,311.38
  5. Step 5: Solve for x
    x = 259,208,741,470,311.38/16,979,666.40
  6. Step 6: Final answer
    x = 15,265,832.40

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1.5x scale

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.