Home / 28,735,059.60-43,123,584.60-20,232,003.60

Finding the Fourth Proportional to 28,735,059.60, 43,123,584.60 and 20,232,003.60

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Solution

The fourth proportional to 28,735,059.60, 43,123,584.60 and 20,232,003.60 is: 30,362,787.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,735,059.60 : 43,123,584.60 = 20,232,003.60 : x
  2. Step 2: Convert to fraction form
    28,735,059.60/43,123,584.60 = 20,232,003.60/x
  3. Step 3: Cross multiply
    28,735,059.60x = 43,123,584.60 × 20,232,003.60
  4. Step 4: Simplify right side
    28,735,059.60x = 872,476,518,872,104.62
  5. Step 5: Solve for x
    x = 872,476,518,872,104.62/28,735,059.60
  6. Step 6: Final answer
    x = 30,362,787.86

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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.