Home / 20,221,059.40-30,331,589.10-5,844,596.20

Finding the Fourth Proportional to 20,221,059.40, 30,331,589.10 and 5,844,596.20

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Solution

The fourth proportional to 20,221,059.40, 30,331,589.10 and 5,844,596.20 is: 8,766,894.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,221,059.40 : 30,331,589.10 = 5,844,596.20 : x
  2. Step 2: Convert to fraction form
    20,221,059.40/30,331,589.10 = 5,844,596.20/x
  3. Step 3: Cross multiply
    20,221,059.40x = 30,331,589.10 × 5,844,596.20
  4. Step 4: Simplify right side
    20,221,059.40x = 177,275,890,393,821.44
  5. Step 5: Solve for x
    x = 177,275,890,393,821.44/20,221,059.40
  6. Step 6: Final answer
    x = 8,766,894.30

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1.5x scale

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.