Home / 8,277,714.15-12,420,999.90-3,485,887.80

Finding the Fourth Proportional to 8,277,714.15, 12,420,999.90 and 3,485,887.80

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Solution

The fourth proportional to 8,277,714.15, 12,420,999.90 and 3,485,887.80 is: 5,230,696.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,277,714.15 : 12,420,999.90 = 3,485,887.80 : x
  2. Step 2: Convert to fraction form
    8,277,714.15/12,420,999.90 = 3,485,887.80/x
  3. Step 3: Cross multiply
    8,277,714.15x = 12,420,999.90 × 3,485,887.80
  4. Step 4: Simplify right side
    8,277,714.15x = 43,298,212,015,211.22
  5. Step 5: Solve for x
    x = 43,298,212,015,211.22/8,277,714.15
  6. Step 6: Final answer
    x = 5,230,696.69

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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.