Home / 8,208,763.22-11,325,331.50-5,311,819.28

Finding the Fourth Proportional to 8,208,763.22, 11,325,331.50 and 5,311,819.28

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Solution

The fourth proportional to 8,208,763.22, 11,325,331.50 and 5,311,819.28 is: 7,328,523.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,208,763.22 : 11,325,331.50 = 5,311,819.28 : x
  2. Step 2: Convert to fraction form
    8,208,763.22/11,325,331.50 = 5,311,819.28/x
  3. Step 3: Cross multiply
    8,208,763.22x = 11,325,331.50 × 5,311,819.28
  4. Step 4: Simplify right side
    8,208,763.22x = 60,158,114,214,091.32
  5. Step 5: Solve for x
    x = 60,158,114,214,091.32/8,208,763.22
  6. Step 6: Final answer
    x = 7,328,523.51

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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.