Home / 28,965,722.30-43,448,583.45-8,770,964.30

Finding the Fourth Proportional to 28,965,722.30, 43,448,583.45 and 8,770,964.30

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Solution

The fourth proportional to 28,965,722.30, 43,448,583.45 and 8,770,964.30 is: 13,156,446.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,965,722.30 : 43,448,583.45 = 8,770,964.30 : x
  2. Step 2: Convert to fraction form
    28,965,722.30/43,448,583.45 = 8,770,964.30/x
  3. Step 3: Cross multiply
    28,965,722.30x = 43,448,583.45 × 8,770,964.30
  4. Step 4: Simplify right side
    28,965,722.30x = 381,085,974,325,520.88
  5. Step 5: Solve for x
    x = 381,085,974,325,520.88/28,965,722.30
  6. Step 6: Final answer
    x = 13,156,446.45

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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.