Home / 8,373,363.20-11,555,453.44-4,702,572.80

Finding the Fourth Proportional to 8,373,363.20, 11,555,453.44 and 4,702,572.80

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Solution

The fourth proportional to 8,373,363.20, 11,555,453.44 and 4,702,572.80 is: 6,489,669.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,373,363.20 : 11,555,453.44 = 4,702,572.80 : x
  2. Step 2: Convert to fraction form
    8,373,363.20/11,555,453.44 = 4,702,572.80/x
  3. Step 3: Cross multiply
    8,373,363.20x = 11,555,453.44 × 4,702,572.80
  4. Step 4: Simplify right side
    8,373,363.20x = 54,340,361,038,610.43
  5. Step 5: Solve for x
    x = 54,340,361,038,610.43/8,373,363.20
  6. Step 6: Final answer
    x = 6,489,669.65

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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.