Home / 30,208,399.46-41,676,655.92-19,760,379.56

Finding the Fourth Proportional to 30,208,399.46, 41,676,655.92 and 19,760,379.56

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Solution

The fourth proportional to 30,208,399.46, 41,676,655.92 and 19,760,379.56 is: 27,262,170.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,208,399.46 : 41,676,655.92 = 19,760,379.56 : x
  2. Step 2: Convert to fraction form
    30,208,399.46/41,676,655.92 = 19,760,379.56/x
  3. Step 3: Cross multiply
    30,208,399.46x = 41,676,655.92 × 19,760,379.56
  4. Step 4: Simplify right side
    30,208,399.46x = 823,546,539,770,721
  5. Step 5: Solve for x
    x = 823,546,539,770,721/30,208,399.46
  6. Step 6: Final answer
    x = 27,262,170.60

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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.