Home / 36,786,855.92-50,760,654.36-20,891,390

Finding the Fourth Proportional to 36,786,855.92, 50,760,654.36 and 20,891,390

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Solution

The fourth proportional to 36,786,855.92, 50,760,654.36 and 20,891,390 is: 28,827,161.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,786,855.92 : 50,760,654.36 = 20,891,390 : x
  2. Step 2: Convert to fraction form
    36,786,855.92/50,760,654.36 = 20,891,390/x
  3. Step 3: Cross multiply
    36,786,855.92x = 50,760,654.36 × 20,891,390
  4. Step 4: Simplify right side
    36,786,855.92x = 1,060,460,626,889,960.38
  5. Step 5: Solve for x
    x = 1,060,460,626,889,960.38/36,786,855.92
  6. Step 6: Final answer
    x = 28,827,161.23

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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.