Home / 11,122,942.60-16,684,413.90-8,076,014.20

Finding the Fourth Proportional to 11,122,942.60, 16,684,413.90 and 8,076,014.20

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Solution

The fourth proportional to 11,122,942.60, 16,684,413.90 and 8,076,014.20 is: 12,114,021.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,122,942.60 : 16,684,413.90 = 8,076,014.20 : x
  2. Step 2: Convert to fraction form
    11,122,942.60/16,684,413.90 = 8,076,014.20/x
  3. Step 3: Cross multiply
    11,122,942.60x = 16,684,413.90 × 8,076,014.20
  4. Step 4: Simplify right side
    11,122,942.60x = 134,743,563,575,077.39
  5. Step 5: Solve for x
    x = 134,743,563,575,077.39/11,122,942.60
  6. Step 6: Final answer
    x = 12,114,021.30

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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.