Home / 19,399,162.90-29,100,995.58-6,446,469.52

Finding the Fourth Proportional to 19,399,162.90, 29,100,995.58 and 6,446,469.52

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Solution

The fourth proportional to 19,399,162.90, 29,100,995.58 and 6,446,469.52 is: 9,670,452.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,399,162.90 : 29,100,995.58 = 6,446,469.52 : x
  2. Step 2: Convert to fraction form
    19,399,162.90/29,100,995.58 = 6,446,469.52/x
  3. Step 3: Cross multiply
    19,399,162.90x = 29,100,995.58 × 6,446,469.52
  4. Step 4: Simplify right side
    19,399,162.90x = 187,598,681,008,124.69
  5. Step 5: Solve for x
    x = 187,598,681,008,124.69/19,399,162.90
  6. Step 6: Final answer
    x = 9,670,452.38

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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.