Home / 7,469,811.40-11,204,717.10-2,421,632.20

Finding the Fourth Proportional to 7,469,811.40, 11,204,717.10 and 2,421,632.20

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Solution

The fourth proportional to 7,469,811.40, 11,204,717.10 and 2,421,632.20 is: 3,632,448.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,469,811.40 : 11,204,717.10 = 2,421,632.20 : x
  2. Step 2: Convert to fraction form
    7,469,811.40/11,204,717.10 = 2,421,632.20/x
  3. Step 3: Cross multiply
    7,469,811.40x = 11,204,717.10 × 2,421,632.20
  4. Step 4: Simplify right side
    7,469,811.40x = 27,133,703,721,250.62
  5. Step 5: Solve for x
    x = 27,133,703,721,250.62/7,469,811.40
  6. Step 6: Final answer
    x = 3,632,448.30

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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.