Home / 73,321,584.20-109,982,359.88-18,734,271.96

Finding the Fourth Proportional to 73,321,584.20, 109,982,359.88 and 18,734,271.96

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Solution

The fourth proportional to 73,321,584.20, 109,982,359.88 and 18,734,271.96 is: 28,101,403.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,321,584.20 : 109,982,359.88 = 18,734,271.96 : x
  2. Step 2: Convert to fraction form
    73,321,584.20/109,982,359.88 = 18,734,271.96/x
  3. Step 3: Cross multiply
    73,321,584.20x = 109,982,359.88 × 18,734,271.96
  4. Step 4: Simplify right side
    73,321,584.20x = 2,060,439,440,794,513
  5. Step 5: Solve for x
    x = 2,060,439,440,794,513/73,321,584.20
  6. Step 6: Final answer
    x = 28,101,403.74

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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.