Home / 8,207,999.80-12,311,999.70-3,729,023.80

Finding the Fourth Proportional to 8,207,999.80, 12,311,999.70 and 3,729,023.80

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Solution

The fourth proportional to 8,207,999.80, 12,311,999.70 and 3,729,023.80 is: 5,593,535.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,207,999.80 : 12,311,999.70 = 3,729,023.80 : x
  2. Step 2: Convert to fraction form
    8,207,999.80/12,311,999.70 = 3,729,023.80/x
  3. Step 3: Cross multiply
    8,207,999.80x = 12,311,999.70 × 3,729,023.80
  4. Step 4: Simplify right side
    8,207,999.80x = 45,911,739,906,892.85
  5. Step 5: Solve for x
    x = 45,911,739,906,892.85/8,207,999.80
  6. Step 6: Final answer
    x = 5,593,535.70

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1.5x scale

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.