Home / 5,404,233.13-8,105,076.07-1,990,665.92

Finding the Fourth Proportional to 5,404,233.13, 8,105,076.07 and 1,990,665.92

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Solution

The fourth proportional to 5,404,233.13, 8,105,076.07 and 1,990,665.92 is: 2,985,529.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,404,233.13 : 8,105,076.07 = 1,990,665.92 : x
  2. Step 2: Convert to fraction form
    5,404,233.13/8,105,076.07 = 1,990,665.92/x
  3. Step 3: Cross multiply
    5,404,233.13x = 8,105,076.07 × 1,990,665.92
  4. Step 4: Simplify right side
    5,404,233.13x = 16,134,498,726,842.56
  5. Step 5: Solve for x
    x = 16,134,498,726,842.56/5,404,233.13
  6. Step 6: Final answer
    x = 2,985,529.74

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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.