Finding the Fourth Proportional to 7,247,725.44, 10,863,615.60 and 2,985,568.44
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Solution
The fourth proportional to 7,247,725.44, 10,863,615.60 and 2,985,568.44 is: 4,475,068.51
Step by Step Solution
- Step 1: Write the proportion equation
7,247,725.44 : 10,863,615.60 = 2,985,568.44 : x - Step 2: Convert to fraction form
7,247,725.44/10,863,615.60 = 2,985,568.44/x - Step 3: Cross multiply
7,247,725.44x = 10,863,615.60 × 2,985,568.44 - Step 4: Simplify right side
7,247,725.44x = 32,434,067,879,651.66 - Step 5: Solve for x
x = 32,434,067,879,651.66/7,247,725.44 - Step 6: Final answer
x = 4,475,068.51
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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.