Home / 28,963,321.60-43,407,657.60-22,198,201.60

Finding the Fourth Proportional to 28,963,321.60, 43,407,657.60 and 22,198,201.60

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Solution

The fourth proportional to 28,963,321.60, 43,407,657.60 and 22,198,201.60 is: 33,268,695.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,963,321.60 : 43,407,657.60 = 22,198,201.60 : x
  2. Step 2: Convert to fraction form
    28,963,321.60/43,407,657.60 = 22,198,201.60/x
  3. Step 3: Cross multiply
    28,963,321.60x = 43,407,657.60 × 22,198,201.60
  4. Step 4: Simplify right side
    28,963,321.60x = 963,571,934,388,572.25
  5. Step 5: Solve for x
    x = 963,571,934,388,572.25/28,963,321.60
  6. Step 6: Final answer
    x = 33,268,695.76

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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.