Home / 8,978,342.40-13,467,513.60-2,246,745.60

Finding the Fourth Proportional to 8,978,342.40, 13,467,513.60 and 2,246,745.60

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Solution

The fourth proportional to 8,978,342.40, 13,467,513.60 and 2,246,745.60 is: 3,370,118.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,978,342.40 : 13,467,513.60 = 2,246,745.60 : x
  2. Step 2: Convert to fraction form
    8,978,342.40/13,467,513.60 = 2,246,745.60/x
  3. Step 3: Cross multiply
    8,978,342.40x = 13,467,513.60 × 2,246,745.60
  4. Step 4: Simplify right side
    8,978,342.40x = 30,258,076,923,740.16
  5. Step 5: Solve for x
    x = 30,258,076,923,740.16/8,978,342.40
  6. Step 6: Final answer
    x = 3,370,118.40

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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.