Home / 18,285,542.76-25,233,914.97-10,025,468.90

Finding the Fourth Proportional to 18,285,542.76, 25,233,914.97 and 10,025,468.90

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Solution

The fourth proportional to 18,285,542.76, 25,233,914.97 and 10,025,468.90 is: 13,835,073.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,285,542.76 : 25,233,914.97 = 10,025,468.90 : x
  2. Step 2: Convert to fraction form
    18,285,542.76/25,233,914.97 = 10,025,468.90/x
  3. Step 3: Cross multiply
    18,285,542.76x = 25,233,914.97 × 10,025,468.90
  4. Step 4: Simplify right side
    18,285,542.76x = 252,981,829,630,809.84
  5. Step 5: Solve for x
    x = 252,981,829,630,809.84/18,285,542.76
  6. Step 6: Final answer
    x = 13,835,073.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.