Home / 11,928,540.80-17,892,811.20-2,953,092.80

Finding the Fourth Proportional to 11,928,540.80, 17,892,811.20 and 2,953,092.80

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Solution

The fourth proportional to 11,928,540.80, 17,892,811.20 and 2,953,092.80 is: 4,429,639.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,928,540.80 : 17,892,811.20 = 2,953,092.80 : x
  2. Step 2: Convert to fraction form
    11,928,540.80/17,892,811.20 = 2,953,092.80/x
  3. Step 3: Cross multiply
    11,928,540.80x = 17,892,811.20 × 2,953,092.80
  4. Step 4: Simplify right side
    11,928,540.80x = 52,839,131,926,479.35
  5. Step 5: Solve for x
    x = 52,839,131,926,479.35/11,928,540.80
  6. Step 6: Final answer
    x = 4,429,639.20

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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.