Finding the Fourth Proportional to 10,517,873.60, 14,514,371.04 and 5,934,621.44
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Solution
The fourth proportional to 10,517,873.60, 14,514,371.04 and 5,934,621.44 is: 8,189,611.40
Step by Step Solution
- Step 1: Write the proportion equation
10,517,873.60 : 14,514,371.04 = 5,934,621.44 : x - Step 2: Convert to fraction form
10,517,873.60/14,514,371.04 = 5,934,621.44/x - Step 3: Cross multiply
10,517,873.60x = 14,514,371.04 × 5,934,621.44 - Step 4: Simplify right side
10,517,873.60x = 86,137,297,562,099.09 - Step 5: Solve for x
x = 86,137,297,562,099.09/10,517,873.60 - Step 6: Final answer
x = 8,189,611.40
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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.