Home / 36,936,287.40-50,971,186.80-20,190,282.60

Finding the Fourth Proportional to 36,936,287.40, 50,971,186.80 and 20,190,282.60

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Solution

The fourth proportional to 36,936,287.40, 50,971,186.80 and 20,190,282.60 is: 27,862,103.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,936,287.40 : 50,971,186.80 = 20,190,282.60 : x
  2. Step 2: Convert to fraction form
    36,936,287.40/50,971,186.80 = 20,190,282.60/x
  3. Step 3: Cross multiply
    36,936,287.40x = 50,971,186.80 × 20,190,282.60
  4. Step 4: Simplify right side
    36,936,287.40x = 1,029,122,665,949,389.75
  5. Step 5: Solve for x
    x = 1,029,122,665,949,389.75/36,936,287.40
  6. Step 6: Final answer
    x = 27,862,103.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.