Home / 53,905,408.40-80,858,112.60-15,568,173.20

Finding the Fourth Proportional to 53,905,408.40, 80,858,112.60 and 15,568,173.20

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Solution

The fourth proportional to 53,905,408.40, 80,858,112.60 and 15,568,173.20 is: 23,352,259.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,905,408.40 : 80,858,112.60 = 15,568,173.20 : x
  2. Step 2: Convert to fraction form
    53,905,408.40/80,858,112.60 = 15,568,173.20/x
  3. Step 3: Cross multiply
    53,905,408.40x = 80,858,112.60 × 15,568,173.20
  4. Step 4: Simplify right side
    53,905,408.40x = 1,258,813,101,581,902.25
  5. Step 5: Solve for x
    x = 1,258,813,101,581,902.25/53,905,408.40
  6. Step 6: Final answer
    x = 23,352,259.80

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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.