Home / 18,213,979.20-27,285,539.40-11,004,096.30

Finding the Fourth Proportional to 18,213,979.20, 27,285,539.40 and 11,004,096.30

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Solution

The fourth proportional to 18,213,979.20, 27,285,539.40 and 11,004,096.30 is: 16,484,739.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,213,979.20 : 27,285,539.40 = 11,004,096.30 : x
  2. Step 2: Convert to fraction form
    18,213,979.20/27,285,539.40 = 11,004,096.30/x
  3. Step 3: Cross multiply
    18,213,979.20x = 27,285,539.40 × 11,004,096.30
  4. Step 4: Simplify right side
    18,213,979.20x = 300,252,703,155,044.25
  5. Step 5: Solve for x
    x = 300,252,703,155,044.25/18,213,979.20
  6. Step 6: Final answer
    x = 16,484,739.54

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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.