Home / 13,410,259.20-20,115,388.80-4,434,811.20

Finding the Fourth Proportional to 13,410,259.20, 20,115,388.80 and 4,434,811.20

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Solution

The fourth proportional to 13,410,259.20, 20,115,388.80 and 4,434,811.20 is: 6,652,216.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,410,259.20 : 20,115,388.80 = 4,434,811.20 : x
  2. Step 2: Convert to fraction form
    13,410,259.20/20,115,388.80 = 4,434,811.20/x
  3. Step 3: Cross multiply
    13,410,259.20x = 20,115,388.80 × 4,434,811.20
  4. Step 4: Simplify right side
    13,410,259.20x = 89,207,951,542,594.56
  5. Step 5: Solve for x
    x = 89,207,951,542,594.56/13,410,259.20
  6. Step 6: Final answer
    x = 6,652,216.80

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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.