Home / 8,691,765.20-13,037,647.80-2,303,003.60

Finding the Fourth Proportional to 8,691,765.20, 13,037,647.80 and 2,303,003.60

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Solution

The fourth proportional to 8,691,765.20, 13,037,647.80 and 2,303,003.60 is: 3,454,505.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,691,765.20 : 13,037,647.80 = 2,303,003.60 : x
  2. Step 2: Convert to fraction form
    8,691,765.20/13,037,647.80 = 2,303,003.60/x
  3. Step 3: Cross multiply
    8,691,765.20x = 13,037,647.80 × 2,303,003.60
  4. Step 4: Simplify right side
    8,691,765.20x = 30,025,749,818,932.08
  5. Step 5: Solve for x
    x = 30,025,749,818,932.08/8,691,765.20
  6. Step 6: Final answer
    x = 3,454,505.40

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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.