Home / 57,628,934.44-86,449,457.24-18,770,412.40

Finding the Fourth Proportional to 57,628,934.44, 86,449,457.24 and 18,770,412.40

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Solution

The fourth proportional to 57,628,934.44, 86,449,457.24 and 18,770,412.40 is: 28,157,590.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,628,934.44 : 86,449,457.24 = 18,770,412.40 : x
  2. Step 2: Convert to fraction form
    57,628,934.44/86,449,457.24 = 18,770,412.40/x
  3. Step 3: Cross multiply
    57,628,934.44x = 86,449,457.24 × 18,770,412.40
  4. Step 4: Simplify right side
    57,628,934.44x = 1,622,691,964,150,965.50
  5. Step 5: Solve for x
    x = 1,622,691,964,150,965.50/57,628,934.44
  6. Step 6: Final answer
    x = 28,157,590.97

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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.