Home / 18,193,073.70-27,289,610.55-13,410,104.70

Finding the Fourth Proportional to 18,193,073.70, 27,289,610.55 and 13,410,104.70

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Solution

The fourth proportional to 18,193,073.70, 27,289,610.55 and 13,410,104.70 is: 20,115,157.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,193,073.70 : 27,289,610.55 = 13,410,104.70 : x
  2. Step 2: Convert to fraction form
    18,193,073.70/27,289,610.55 = 13,410,104.70/x
  3. Step 3: Cross multiply
    18,193,073.70x = 27,289,610.55 × 13,410,104.70
  4. Step 4: Simplify right side
    18,193,073.70x = 365,956,534,697,724.56
  5. Step 5: Solve for x
    x = 365,956,534,697,724.56/18,193,073.70
  6. Step 6: Final answer
    x = 20,115,157.05

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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.