Home / 8,408,161.31-11,603,262.56-4,540,682.25

Finding the Fourth Proportional to 8,408,161.31, 11,603,262.56 and 4,540,682.25

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Solution

The fourth proportional to 8,408,161.31, 11,603,262.56 and 4,540,682.25 is: 6,266,141.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,408,161.31 : 11,603,262.56 = 4,540,682.25 : x
  2. Step 2: Convert to fraction form
    8,408,161.31/11,603,262.56 = 4,540,682.25/x
  3. Step 3: Cross multiply
    8,408,161.31x = 11,603,262.56 × 4,540,682.25
  4. Step 4: Simplify right side
    8,408,161.31x = 52,686,728,325,578.15
  5. Step 5: Solve for x
    x = 52,686,728,325,578.15/8,408,161.31
  6. Step 6: Final answer
    x = 6,266,141.48

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Double scale
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1.5x scale

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.