Home / 8,320,983.20-12,482,641.20-3,271,119.20

Finding the Fourth Proportional to 8,320,983.20, 12,482,641.20 and 3,271,119.20

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Solution

The fourth proportional to 8,320,983.20, 12,482,641.20 and 3,271,119.20 is: 4,907,137.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,320,983.20 : 12,482,641.20 = 3,271,119.20 : x
  2. Step 2: Convert to fraction form
    8,320,983.20/12,482,641.20 = 3,271,119.20/x
  3. Step 3: Cross multiply
    8,320,983.20x = 12,482,641.20 × 3,271,119.20
  4. Step 4: Simplify right side
    8,320,983.20x = 40,832,207,296,031.04
  5. Step 5: Solve for x
    x = 40,832,207,296,031.04/8,320,983.20
  6. Step 6: Final answer
    x = 4,907,137.33

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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.