Home / 18,213,908.70-27,285,433.65-11,004,025.80

Finding the Fourth Proportional to 18,213,908.70, 27,285,433.65 and 11,004,025.80

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Solution

The fourth proportional to 18,213,908.70, 27,285,433.65 and 11,004,025.80 is: 16,484,633.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,213,908.70 : 27,285,433.65 = 11,004,025.80 : x
  2. Step 2: Convert to fraction form
    18,213,908.70/27,285,433.65 = 11,004,025.80/x
  3. Step 3: Cross multiply
    18,213,908.70x = 27,285,433.65 × 11,004,025.80
  4. Step 4: Simplify right side
    18,213,908.70x = 300,249,615,848,788.19
  5. Step 5: Solve for x
    x = 300,249,615,848,788.19/18,213,908.70
  6. Step 6: Final answer
    x = 16,484,633.85

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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.