Finding the Fourth Proportional to 49,268,573.54, 67,987,710.19 and 27,240,344.09
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Solution
The fourth proportional to 49,268,573.54, 67,987,710.19 and 27,240,344.09 is: 37,590,059.68
Step by Step Solution
- Step 1: Write the proportion equation
49,268,573.54 : 67,987,710.19 = 27,240,344.09 : x - Step 2: Convert to fraction form
49,268,573.54/67,987,710.19 = 27,240,344.09/x - Step 3: Cross multiply
49,268,573.54x = 67,987,710.19 × 27,240,344.09 - Step 4: Simplify right side
49,268,573.54x = 1,852,008,619,568,667.75 - Step 5: Solve for x
x = 1,852,008,619,568,667.75/49,268,573.54 - Step 6: Final answer
x = 37,590,059.68
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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.