Home / 18,313,998.48-27,471,584.16-9,211,127.76

Finding the Fourth Proportional to 18,313,998.48, 27,471,584.16 and 9,211,127.76

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Solution

The fourth proportional to 18,313,998.48, 27,471,584.16 and 9,211,127.76 is: 13,816,986.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,313,998.48 : 27,471,584.16 = 9,211,127.76 : x
  2. Step 2: Convert to fraction form
    18,313,998.48/27,471,584.16 = 9,211,127.76/x
  3. Step 3: Cross multiply
    18,313,998.48x = 27,471,584.16 × 9,211,127.76
  4. Step 4: Simplify right side
    18,313,998.48x = 253,044,271,467,352.28
  5. Step 5: Solve for x
    x = 253,044,271,467,352.28/18,313,998.48
  6. Step 6: Final answer
    x = 13,816,986.59

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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.