Home / 20,252,658.56-27,948,931.32-11,085,104.48

Finding the Fourth Proportional to 20,252,658.56, 27,948,931.32 and 11,085,104.48

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Solution

The fourth proportional to 20,252,658.56, 27,948,931.32 and 11,085,104.48 is: 15,297,587.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,252,658.56 : 27,948,931.32 = 11,085,104.48 : x
  2. Step 2: Convert to fraction form
    20,252,658.56/27,948,931.32 = 11,085,104.48/x
  3. Step 3: Cross multiply
    20,252,658.56x = 27,948,931.32 × 11,085,104.48
  4. Step 4: Simplify right side
    20,252,658.56x = 309,816,823,786,544.31
  5. Step 5: Solve for x
    x = 309,816,823,786,544.31/20,252,658.56
  6. Step 6: Final answer
    x = 15,297,587.86

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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.