Home / 8,002,672-11,043,687.90-4,381,000

Finding the Fourth Proportional to 8,002,672, 11,043,687.90 and 4,381,000

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Solution

The fourth proportional to 8,002,672, 11,043,687.90 and 4,381,000 is: 6,045,780.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,002,672 : 11,043,687.90 = 4,381,000 : x
  2. Step 2: Convert to fraction form
    8,002,672/11,043,687.90 = 4,381,000/x
  3. Step 3: Cross multiply
    8,002,672x = 11,043,687.90 × 4,381,000
  4. Step 4: Simplify right side
    8,002,672x = 48,382,396,689,900
  5. Step 5: Solve for x
    x = 48,382,396,689,900/8,002,672
  6. Step 6: Final answer
    x = 6,045,780.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.