Home / 14,321,239.24-19,764,993.03-8,042,798.39

Finding the Fourth Proportional to 14,321,239.24, 19,764,993.03 and 8,042,798.39

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Solution

The fourth proportional to 14,321,239.24, 19,764,993.03 and 8,042,798.39 is: 11,100,006.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,321,239.24 : 19,764,993.03 = 8,042,798.39 : x
  2. Step 2: Convert to fraction form
    14,321,239.24/19,764,993.03 = 8,042,798.39/x
  3. Step 3: Cross multiply
    14,321,239.24x = 19,764,993.03 × 8,042,798.39
  4. Step 4: Simplify right side
    14,321,239.24x = 158,965,854,021,220.25
  5. Step 5: Solve for x
    x = 158,965,854,021,220.25/14,321,239.24
  6. Step 6: Final answer
    x = 11,100,006.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.