Home / 48,382,660.80-72,573,991.20-36,289,425.60

Finding the Fourth Proportional to 48,382,660.80, 72,573,991.20 and 36,289,425.60

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Solution

The fourth proportional to 48,382,660.80, 72,573,991.20 and 36,289,425.60 is: 54,434,138.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,382,660.80 : 72,573,991.20 = 36,289,425.60 : x
  2. Step 2: Convert to fraction form
    48,382,660.80/72,573,991.20 = 36,289,425.60/x
  3. Step 3: Cross multiply
    48,382,660.80x = 72,573,991.20 × 36,289,425.60
  4. Step 4: Simplify right side
    48,382,660.80x = 2,633,668,454,147,455
  5. Step 5: Solve for x
    x = 2,633,668,454,147,455/48,382,660.80
  6. Step 6: Final answer
    x = 54,434,138.40

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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.