Finding the Fourth Proportional to 5,336,893.27, 7,364,917.05 and 2,889,506.01
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Solution
The fourth proportional to 5,336,893.27, 7,364,917.05 and 2,889,506.01 is: 3,987,520.65
Step by Step Solution
- Step 1: Write the proportion equation
5,336,893.27 : 7,364,917.05 = 2,889,506.01 : x - Step 2: Convert to fraction form
5,336,893.27/7,364,917.05 = 2,889,506.01/x - Step 3: Cross multiply
5,336,893.27x = 7,364,917.05 × 2,889,506.01 - Step 4: Simplify right side
5,336,893.27x = 21,280,972,112,162.73 - Step 5: Solve for x
x = 21,280,972,112,162.73/5,336,893.27 - Step 6: Final answer
x = 3,987,520.65
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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.