Home / 18,193,073.20-27,289,609.80-13,410,104.20

Finding the Fourth Proportional to 18,193,073.20, 27,289,609.80 and 13,410,104.20

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Solution

The fourth proportional to 18,193,073.20, 27,289,609.80 and 13,410,104.20 is: 20,115,156.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,193,073.20 : 27,289,609.80 = 13,410,104.20 : x
  2. Step 2: Convert to fraction form
    18,193,073.20/27,289,609.80 = 13,410,104.20/x
  3. Step 3: Cross multiply
    18,193,073.20x = 27,289,609.80 × 13,410,104.20
  4. Step 4: Simplify right side
    18,193,073.20x = 365,956,510,995,341.12
  5. Step 5: Solve for x
    x = 365,956,510,995,341.12/18,193,073.20
  6. Step 6: Final answer
    x = 20,115,156.30

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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.