Home / 18,633,102.40-27,933,032.40-7,270,908.40

Finding the Fourth Proportional to 18,633,102.40, 27,933,032.40 and 7,270,908.40

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Solution

The fourth proportional to 18,633,102.40, 27,933,032.40 and 7,270,908.40 is: 10,899,876.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,633,102.40 : 27,933,032.40 = 7,270,908.40 : x
  2. Step 2: Convert to fraction form
    18,633,102.40/27,933,032.40 = 7,270,908.40/x
  3. Step 3: Cross multiply
    18,633,102.40x = 27,933,032.40 × 7,270,908.40
  4. Step 4: Simplify right side
    18,633,102.40x = 203,098,519,914,632.16
  5. Step 5: Solve for x
    x = 203,098,519,914,632.16/18,633,102.40
  6. Step 6: Final answer
    x = 10,899,876.77

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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.