Home / 28,789,739.60-43,100,628.60-27,949,931.60

Finding the Fourth Proportional to 28,789,739.60, 43,100,628.60 and 27,949,931.60

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Solution

The fourth proportional to 28,789,739.60, 43,100,628.60 and 27,949,931.60 is: 41,843,366.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,789,739.60 : 43,100,628.60 = 27,949,931.60 : x
  2. Step 2: Convert to fraction form
    28,789,739.60/43,100,628.60 = 27,949,931.60/x
  3. Step 3: Cross multiply
    28,789,739.60x = 43,100,628.60 × 27,949,931.60
  4. Step 4: Simplify right side
    28,789,739.60x = 1,204,659,621,287,003.75
  5. Step 5: Solve for x
    x = 1,204,659,621,287,003.75/28,789,739.60
  6. Step 6: Final answer
    x = 41,843,366.35

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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.