Finding the Fourth Proportional to 9,348,052.88, 12,902,464.68 and 5,481,819.44
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Solution
The fourth proportional to 9,348,052.88, 12,902,464.68 and 5,481,819.44 is: 7,566,172.62
Step by Step Solution
- Step 1: Write the proportion equation
9,348,052.88 : 12,902,464.68 = 5,481,819.44 : x - Step 2: Convert to fraction form
9,348,052.88/12,902,464.68 = 5,481,819.44/x - Step 3: Cross multiply
9,348,052.88x = 12,902,464.68 × 5,481,819.44 - Step 4: Simplify right side
9,348,052.88x = 70,728,981,706,737.39 - Step 5: Solve for x
x = 70,728,981,706,737.39/9,348,052.88 - Step 6: Final answer
x = 7,566,172.62
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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.