Home / 30,208,400.46-41,676,657.30-19,760,380.56

Finding the Fourth Proportional to 30,208,400.46, 41,676,657.30 and 19,760,380.56

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Solution

The fourth proportional to 30,208,400.46, 41,676,657.30 and 19,760,380.56 is: 27,262,171.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,208,400.46 : 41,676,657.30 = 19,760,380.56 : x
  2. Step 2: Convert to fraction form
    30,208,400.46/41,676,657.30 = 19,760,380.56/x
  3. Step 3: Cross multiply
    30,208,400.46x = 41,676,657.30 × 19,760,380.56
  4. Step 4: Simplify right side
    30,208,400.46x = 823,546,608,716,702
  5. Step 5: Solve for x
    x = 823,546,608,716,702/30,208,400.46
  6. Step 6: Final answer
    x = 27,262,171.98

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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.