Home / 8,684,887.20-13,017,999.60-3,291,453.60

Finding the Fourth Proportional to 8,684,887.20, 13,017,999.60 and 3,291,453.60

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Solution

The fourth proportional to 8,684,887.20, 13,017,999.60 and 3,291,453.60 is: 4,933,644.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,684,887.20 : 13,017,999.60 = 3,291,453.60 : x
  2. Step 2: Convert to fraction form
    8,684,887.20/13,017,999.60 = 3,291,453.60/x
  3. Step 3: Cross multiply
    8,684,887.20x = 13,017,999.60 × 3,291,453.60
  4. Step 4: Simplify right side
    8,684,887.20x = 42,848,141,648,218.56
  5. Step 5: Solve for x
    x = 42,848,141,648,218.56/8,684,887.20
  6. Step 6: Final answer
    x = 4,933,644.00

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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.