Home / 18,213,910.20-27,285,435.90-11,004,027.30

Finding the Fourth Proportional to 18,213,910.20, 27,285,435.90 and 11,004,027.30

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Solution

The fourth proportional to 18,213,910.20, 27,285,435.90 and 11,004,027.30 is: 16,484,636.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,213,910.20 : 27,285,435.90 = 11,004,027.30 : x
  2. Step 2: Convert to fraction form
    18,213,910.20/27,285,435.90 = 11,004,027.30/x
  3. Step 3: Cross multiply
    18,213,910.20x = 27,285,435.90 × 11,004,027.30
  4. Step 4: Simplify right side
    18,213,910.20x = 300,249,681,536,000.06
  5. Step 5: Solve for x
    x = 300,249,681,536,000.06/18,213,910.20
  6. Step 6: Final answer
    x = 16,484,636.10

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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.