Home / 8,105,546.34-12,154,956.03-2,988,267.66

Finding the Fourth Proportional to 8,105,546.34, 12,154,956.03 and 2,988,267.66

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Solution

The fourth proportional to 8,105,546.34, 12,154,956.03 and 2,988,267.66 is: 4,481,161.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,105,546.34 : 12,154,956.03 = 2,988,267.66 : x
  2. Step 2: Convert to fraction form
    8,105,546.34/12,154,956.03 = 2,988,267.66/x
  3. Step 3: Cross multiply
    8,105,546.34x = 12,154,956.03 × 2,988,267.66
  4. Step 4: Simplify right side
    8,105,546.34x = 36,322,262,013,170.99
  5. Step 5: Solve for x
    x = 36,322,262,013,170.99/8,105,546.34
  6. Step 6: Final answer
    x = 4,481,161.48

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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.