Home / 53,982,015.03-74,493,327.92-30,784,608.09

Finding the Fourth Proportional to 53,982,015.03, 74,493,327.92 and 30,784,608.09

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Solution

The fourth proportional to 53,982,015.03, 74,493,327.92 and 30,784,608.09 is: 42,481,702.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,982,015.03 : 74,493,327.92 = 30,784,608.09 : x
  2. Step 2: Convert to fraction form
    53,982,015.03/74,493,327.92 = 30,784,608.09/x
  3. Step 3: Cross multiply
    53,982,015.03x = 74,493,327.92 × 30,784,608.09
  4. Step 4: Simplify right side
    53,982,015.03x = 2,293,247,905,183,132
  5. Step 5: Solve for x
    x = 2,293,247,905,183,132/53,982,015.03
  6. Step 6: Final answer
    x = 42,481,702.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.