Finding the Fourth Proportional to 36,151,213.44, 49,889,823.84 and 19,853,689.44
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Solution
The fourth proportional to 36,151,213.44, 49,889,823.84 and 19,853,689.44 is: 27,398,722.60
Step by Step Solution
- Step 1: Write the proportion equation
36,151,213.44 : 49,889,823.84 = 19,853,689.44 : x - Step 2: Convert to fraction form
36,151,213.44/49,889,823.84 = 19,853,689.44/x - Step 3: Cross multiply
36,151,213.44x = 49,889,823.84 × 19,853,689.44 - Step 4: Simplify right side
36,151,213.44x = 990,497,068,735,668.38 - Step 5: Solve for x
x = 990,497,068,735,668.38/36,151,213.44 - Step 6: Final answer
x = 27,398,722.60
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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.