Home / 52,188,221.38-78,281,833.61-31,723,591.23

Finding the Fourth Proportional to 52,188,221.38, 78,281,833.61 and 31,723,591.23

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Solution

The fourth proportional to 52,188,221.38, 78,281,833.61 and 31,723,591.23 is: 47,585,083.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,188,221.38 : 78,281,833.61 = 31,723,591.23 : x
  2. Step 2: Convert to fraction form
    52,188,221.38/78,281,833.61 = 31,723,591.23/x
  3. Step 3: Cross multiply
    52,188,221.38x = 78,281,833.61 × 31,723,591.23
  4. Step 4: Simplify right side
    52,188,221.38x = 2,483,380,889,982,810.50
  5. Step 5: Solve for x
    x = 2,483,380,889,982,810.50/52,188,221.38
  6. Step 6: Final answer
    x = 47,585,083.84

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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.