Home / 13,410,671.20-20,116,006.80-9,659,528.80

Finding the Fourth Proportional to 13,410,671.20, 20,116,006.80 and 9,659,528.80

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Solution

The fourth proportional to 13,410,671.20, 20,116,006.80 and 9,659,528.80 is: 14,489,293.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,410,671.20 : 20,116,006.80 = 9,659,528.80 : x
  2. Step 2: Convert to fraction form
    13,410,671.20/20,116,006.80 = 9,659,528.80/x
  3. Step 3: Cross multiply
    13,410,671.20x = 20,116,006.80 × 9,659,528.80
  4. Step 4: Simplify right side
    13,410,671.20x = 194,311,147,025,595.88
  5. Step 5: Solve for x
    x = 194,311,147,025,595.88/13,410,671.20
  6. Step 6: Final answer
    x = 14,489,293.20

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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.