Home / 8,320,171.20-12,481,423.20-3,270,307.20

Finding the Fourth Proportional to 8,320,171.20, 12,481,423.20 and 3,270,307.20

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Solution

The fourth proportional to 8,320,171.20, 12,481,423.20 and 3,270,307.20 is: 4,905,919.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,320,171.20 : 12,481,423.20 = 3,270,307.20 : x
  2. Step 2: Convert to fraction form
    8,320,171.20/12,481,423.20 = 3,270,307.20/x
  3. Step 3: Cross multiply
    8,320,171.20x = 12,481,423.20 × 3,270,307.20
  4. Step 4: Simplify right side
    8,320,171.20x = 40,818,088,157,207.04
  5. Step 5: Solve for x
    x = 40,818,088,157,207.04/8,320,171.20
  6. Step 6: Final answer
    x = 4,905,919.26

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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.