Home / 8,305,467.20-12,444,787.20-4,700,513.60

Finding the Fourth Proportional to 8,305,467.20, 12,444,787.20 and 4,700,513.60

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Solution

The fourth proportional to 8,305,467.20, 12,444,787.20 and 4,700,513.60 is: 7,043,178.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,305,467.20 : 12,444,787.20 = 4,700,513.60 : x
  2. Step 2: Convert to fraction form
    8,305,467.20/12,444,787.20 = 4,700,513.60/x
  3. Step 3: Cross multiply
    8,305,467.20x = 12,444,787.20 × 4,700,513.60
  4. Step 4: Simplify right side
    8,305,467.20x = 58,496,891,482,705.91
  5. Step 5: Solve for x
    x = 58,496,891,482,705.91/8,305,467.20
  6. Step 6: Final answer
    x = 7,043,178.92

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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.