Finding the Fourth Proportional to 11,761,269.12, 17,638,717.68 and 3,239,578.80
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Solution
The fourth proportional to 11,761,269.12, 17,638,717.68 and 3,239,578.80 is: 4,858,490.63
Step by Step Solution
- Step 1: Write the proportion equation
11,761,269.12 : 17,638,717.68 = 3,239,578.80 : x - Step 2: Convert to fraction form
11,761,269.12/17,638,717.68 = 3,239,578.80/x - Step 3: Cross multiply
11,761,269.12x = 17,638,717.68 × 3,239,578.80 - Step 4: Simplify right side
11,761,269.12x = 57,142,015,855,313.18 - Step 5: Solve for x
x = 57,142,015,855,313.18/11,761,269.12 - Step 6: Final answer
x = 4,858,490.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.