Finding the Fourth Proportional to 11,088,786.33, 15,302,578.41 and 6,194,214.72
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Solution
The fourth proportional to 11,088,786.33, 15,302,578.41 and 6,194,214.72 is: 8,548,046.07
Step by Step Solution
- Step 1: Write the proportion equation
11,088,786.33 : 15,302,578.41 = 6,194,214.72 : x - Step 2: Convert to fraction form
11,088,786.33/15,302,578.41 = 6,194,214.72/x - Step 3: Cross multiply
11,088,786.33x = 15,302,578.41 × 6,194,214.72 - Step 4: Simplify right side
11,088,786.33x = 94,787,456,441,176.19 - Step 5: Solve for x
x = 94,787,456,441,176.19/11,088,786.33 - Step 6: Final answer
x = 8,548,046.07
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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.