Home / 36,382,619.70-54,573,929.55-18,189,622.80

Finding the Fourth Proportional to 36,382,619.70, 54,573,929.55 and 18,189,622.80

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Solution

The fourth proportional to 36,382,619.70, 54,573,929.55 and 18,189,622.80 is: 27,284,434.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,382,619.70 : 54,573,929.55 = 18,189,622.80 : x
  2. Step 2: Convert to fraction form
    36,382,619.70/54,573,929.55 = 18,189,622.80/x
  3. Step 3: Cross multiply
    36,382,619.70x = 54,573,929.55 × 18,189,622.80
  4. Step 4: Simplify right side
    36,382,619.70x = 992,679,193,228,273.75
  5. Step 5: Solve for x
    x = 992,679,193,228,273.75/36,382,619.70
  6. Step 6: Final answer
    x = 27,284,434.20

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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.