Finding the Fourth Proportional to 11,479,170.05, 15,841,270.88 and 6,252,198.74
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Solution
The fourth proportional to 11,479,170.05, 15,841,270.88 and 6,252,198.74 is: 8,628,043.09
Step by Step Solution
- Step 1: Write the proportion equation
11,479,170.05 : 15,841,270.88 = 6,252,198.74 : x - Step 2: Convert to fraction form
11,479,170.05/15,841,270.88 = 6,252,198.74/x - Step 3: Cross multiply
11,479,170.05x = 15,841,270.88 × 6,252,198.74 - Step 4: Simplify right side
11,479,170.05x = 99,042,773,835,934.70 - Step 5: Solve for x
x = 99,042,773,835,934.70/11,479,170.05 - Step 6: Final answer
x = 8,628,043.09
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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.