Home / 29,160,619.20-43,740,928.80-8,965,861.20

Finding the Fourth Proportional to 29,160,619.20, 43,740,928.80 and 8,965,861.20

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Solution

The fourth proportional to 29,160,619.20, 43,740,928.80 and 8,965,861.20 is: 13,448,791.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,160,619.20 : 43,740,928.80 = 8,965,861.20 : x
  2. Step 2: Convert to fraction form
    29,160,619.20/43,740,928.80 = 8,965,861.20/x
  3. Step 3: Cross multiply
    29,160,619.20x = 43,740,928.80 × 8,965,861.20
  4. Step 4: Simplify right side
    29,160,619.20x = 392,175,096,379,882.50
  5. Step 5: Solve for x
    x = 392,175,096,379,882.50/29,160,619.20
  6. Step 6: Final answer
    x = 13,448,791.80

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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.