Finding the Fourth Proportional to 27,397,521.91, 37,794,245.93 and 16,940,195.42
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Solution
The fourth proportional to 27,397,521.91, 37,794,245.93 and 16,940,195.42 is: 23,368,606.62
Step by Step Solution
- Step 1: Write the proportion equation
27,397,521.91 : 37,794,245.93 = 16,940,195.42 : x - Step 2: Convert to fraction form
27,397,521.91/37,794,245.93 = 16,940,195.42/x - Step 3: Cross multiply
27,397,521.91x = 37,794,245.93 × 16,940,195.42 - Step 4: Simplify right side
27,397,521.91x = 640,241,911,805,739.75 - Step 5: Solve for x
x = 640,241,911,805,739.75/27,397,521.91 - Step 6: Final answer
x = 23,368,606.62
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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.