Home / 50,647,521.28-69,893,366.79-27,442,740.55

Finding the Fourth Proportional to 50,647,521.28, 69,893,366.79 and 27,442,740.55

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Solution

The fourth proportional to 50,647,521.28, 69,893,366.79 and 27,442,740.55 is: 37,870,866.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,647,521.28 : 69,893,366.79 = 27,442,740.55 : x
  2. Step 2: Convert to fraction form
    50,647,521.28/69,893,366.79 = 27,442,740.55/x
  3. Step 3: Cross multiply
    50,647,521.28x = 69,893,366.79 × 27,442,740.55
  4. Step 4: Simplify right side
    50,647,521.28x = 1,918,065,530,983,956.50
  5. Step 5: Solve for x
    x = 1,918,065,530,983,956.50/50,647,521.28
  6. Step 6: Final answer
    x = 37,870,866.78

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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.