Home / 33,214,410.40-49,821,615.60-18,881,687.20

Finding the Fourth Proportional to 33,214,410.40, 49,821,615.60 and 18,881,687.20

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Solution

The fourth proportional to 33,214,410.40, 49,821,615.60 and 18,881,687.20 is: 28,322,530.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,214,410.40 : 49,821,615.60 = 18,881,687.20 : x
  2. Step 2: Convert to fraction form
    33,214,410.40/49,821,615.60 = 18,881,687.20/x
  3. Step 3: Cross multiply
    33,214,410.40x = 49,821,615.60 × 18,881,687.20
  4. Step 4: Simplify right side
    33,214,410.40x = 940,716,161,557,840.25
  5. Step 5: Solve for x
    x = 940,716,161,557,840.25/33,214,410.40
  6. Step 6: Final answer
    x = 28,322,530.80

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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.