Home / 28,725,338.20-43,088,007.30-13,608,794.20

Finding the Fourth Proportional to 28,725,338.20, 43,088,007.30 and 13,608,794.20

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Solution

The fourth proportional to 28,725,338.20, 43,088,007.30 and 13,608,794.20 is: 20,413,191.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,725,338.20 : 43,088,007.30 = 13,608,794.20 : x
  2. Step 2: Convert to fraction form
    28,725,338.20/43,088,007.30 = 13,608,794.20/x
  3. Step 3: Cross multiply
    28,725,338.20x = 43,088,007.30 × 13,608,794.20
  4. Step 4: Simplify right side
    28,725,338.20x = 586,375,823,833,797.62
  5. Step 5: Solve for x
    x = 586,375,823,833,797.62/28,725,338.20
  6. Step 6: Final answer
    x = 20,413,191.30

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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.