Finding the Fourth Proportional to 7,368,652.74, 11,040,759.86 and 4,481,286.04
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Solution
The fourth proportional to 7,368,652.74, 11,040,759.86 and 4,481,286.04 is: 6,714,497.85
Step by Step Solution
- Step 1: Write the proportion equation
7,368,652.74 : 11,040,759.86 = 4,481,286.04 : x - Step 2: Convert to fraction form
7,368,652.74/11,040,759.86 = 4,481,286.04/x - Step 3: Cross multiply
7,368,652.74x = 11,040,759.86 × 4,481,286.04 - Step 4: Simplify right side
7,368,652.74x = 49,476,802,981,602.02 - Step 5: Solve for x
x = 49,476,802,981,602.02/7,368,652.74 - Step 6: Final answer
x = 6,714,497.85
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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.