Home / 18,522,806.45-25,553,330.70-11,176,542.23

Finding the Fourth Proportional to 18,522,806.45, 25,553,330.70 and 11,176,542.23

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Solution

The fourth proportional to 18,522,806.45, 25,553,330.70 and 11,176,542.23 is: 15,418,715.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,522,806.45 : 25,553,330.70 = 11,176,542.23 : x
  2. Step 2: Convert to fraction form
    18,522,806.45/25,553,330.70 = 11,176,542.23/x
  3. Step 3: Cross multiply
    18,522,806.45x = 25,553,330.70 × 11,176,542.23
  4. Step 4: Simplify right side
    18,522,806.45x = 285,597,879,685,705.44
  5. Step 5: Solve for x
    x = 285,597,879,685,705.44/18,522,806.45
  6. Step 6: Final answer
    x = 15,418,715.33

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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.