Home / 13,647,745.25-20,464,772.55-4,546,643.16

Finding the Fourth Proportional to 13,647,745.25, 20,464,772.55 and 4,546,643.16

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Solution

The fourth proportional to 13,647,745.25, 20,464,772.55 and 4,546,643.16 is: 6,817,684.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,647,745.25 : 20,464,772.55 = 4,546,643.16 : x
  2. Step 2: Convert to fraction form
    13,647,745.25/20,464,772.55 = 4,546,643.16/x
  3. Step 3: Cross multiply
    13,647,745.25x = 20,464,772.55 × 4,546,643.16
  4. Step 4: Simplify right side
    13,647,745.25x = 93,046,018,135,413.27
  5. Step 5: Solve for x
    x = 93,046,018,135,413.27/13,647,745.25
  6. Step 6: Final answer
    x = 6,817,684.27

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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.