Home / 36,162,891.20-54,244,336.80-21,802,174.40

Finding the Fourth Proportional to 36,162,891.20, 54,244,336.80 and 21,802,174.40

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Solution

The fourth proportional to 36,162,891.20, 54,244,336.80 and 21,802,174.40 is: 32,703,261.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,162,891.20 : 54,244,336.80 = 21,802,174.40 : x
  2. Step 2: Convert to fraction form
    36,162,891.20/54,244,336.80 = 21,802,174.40/x
  3. Step 3: Cross multiply
    36,162,891.20x = 54,244,336.80 × 21,802,174.40
  4. Step 4: Simplify right side
    36,162,891.20x = 1,182,644,491,125,937.75
  5. Step 5: Solve for x
    x = 1,182,644,491,125,937.75/36,162,891.20
  6. Step 6: Final answer
    x = 32,703,261.60

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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.