Home / 20,229,822.80-30,344,734.20-5,853,359.60

Finding the Fourth Proportional to 20,229,822.80, 30,344,734.20 and 5,853,359.60

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Solution

The fourth proportional to 20,229,822.80, 30,344,734.20 and 5,853,359.60 is: 8,780,039.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,229,822.80 : 30,344,734.20 = 5,853,359.60 : x
  2. Step 2: Convert to fraction form
    20,229,822.80/30,344,734.20 = 5,853,359.60/x
  3. Step 3: Cross multiply
    20,229,822.80x = 30,344,734.20 × 5,853,359.60
  4. Step 4: Simplify right side
    20,229,822.80x = 177,618,641,239,018.31
  5. Step 5: Solve for x
    x = 177,618,641,239,018.31/20,229,822.80
  6. Step 6: Final answer
    x = 8,780,039.40

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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.