Home / 19,751,491.36-29,621,087.16-6,969,001.24

Finding the Fourth Proportional to 19,751,491.36, 29,621,087.16 and 6,969,001.24

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Solution

The fourth proportional to 19,751,491.36, 29,621,087.16 and 6,969,001.24 is: 10,451,331.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,751,491.36 : 29,621,087.16 = 6,969,001.24 : x
  2. Step 2: Convert to fraction form
    19,751,491.36/29,621,087.16 = 6,969,001.24/x
  3. Step 3: Cross multiply
    19,751,491.36x = 29,621,087.16 × 6,969,001.24
  4. Step 4: Simplify right side
    19,751,491.36x = 206,429,393,148,188.09
  5. Step 5: Solve for x
    x = 206,429,393,148,188.09/19,751,491.36
  6. Step 6: Final answer
    x = 10,451,331.97

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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.