Finding the Fourth Proportional to 7,629,582.88, 11,442,091.60 and 2,511,067.92
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Solution
The fourth proportional to 7,629,582.88, 11,442,091.60 and 2,511,067.92 is: 3,765,850.59
Step by Step Solution
- Step 1: Write the proportion equation
7,629,582.88 : 11,442,091.60 = 2,511,067.92 : x - Step 2: Convert to fraction form
7,629,582.88/11,442,091.60 = 2,511,067.92/x - Step 3: Cross multiply
7,629,582.88x = 11,442,091.60 × 2,511,067.92 - Step 4: Simplify right side
7,629,582.88x = 28,731,869,154,461.47 - Step 5: Solve for x
x = 28,731,869,154,461.47/7,629,582.88 - Step 6: Final answer
x = 3,765,850.59
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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.