Finding the Fourth Proportional to 30,036,748.82, 44,981,638.80 and 27,125,415.62
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Solution
The fourth proportional to 30,036,748.82, 44,981,638.80 and 27,125,415.62 is: 40,621,761.53
Step by Step Solution
- Step 1: Write the proportion equation
30,036,748.82 : 44,981,638.80 = 27,125,415.62 : x - Step 2: Convert to fraction form
30,036,748.82/44,981,638.80 = 27,125,415.62/x - Step 3: Cross multiply
30,036,748.82x = 44,981,638.80 × 27,125,415.62 - Step 4: Simplify right side
30,036,748.82x = 1,220,145,647,718,718 - Step 5: Solve for x
x = 1,220,145,647,718,718/30,036,748.82 - Step 6: Final answer
x = 40,621,761.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.