Finding the Fourth Proportional to 14,511,239.98, 21,650,604.82 and 11,579,678.56
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Solution
The fourth proportional to 14,511,239.98, 21,650,604.82 and 11,579,678.56 is: 17,276,748.56
Step by Step Solution
- Step 1: Write the proportion equation
14,511,239.98 : 21,650,604.82 = 11,579,678.56 : x - Step 2: Convert to fraction form
14,511,239.98/21,650,604.82 = 11,579,678.56/x - Step 3: Cross multiply
14,511,239.98x = 21,650,604.82 × 11,579,678.56 - Step 4: Simplify right side
14,511,239.98x = 250,707,044,470,642.78 - Step 5: Solve for x
x = 250,707,044,470,642.78/14,511,239.98 - Step 6: Final answer
x = 17,276,748.56
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.