Home / 7,469,824.40-11,204,736.60-2,421,645.20

Finding the Fourth Proportional to 7,469,824.40, 11,204,736.60 and 2,421,645.20

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Solution

The fourth proportional to 7,469,824.40, 11,204,736.60 and 2,421,645.20 is: 3,632,467.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,469,824.40 : 11,204,736.60 = 2,421,645.20 : x
  2. Step 2: Convert to fraction form
    7,469,824.40/11,204,736.60 = 2,421,645.20/x
  3. Step 3: Cross multiply
    7,469,824.40x = 11,204,736.60 × 2,421,645.20
  4. Step 4: Simplify right side
    7,469,824.40x = 27,133,896,604,654.32
  5. Step 5: Solve for x
    x = 27,133,896,604,654.32/7,469,824.40
  6. Step 6: Final answer
    x = 3,632,467.80

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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.