Finding the Fourth Proportional to 5,514,098.30, 8,252,485.05 and 4,842,251.90
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Solution
The fourth proportional to 5,514,098.30, 8,252,485.05 and 4,842,251.90 is: 7,246,989.31
Step by Step Solution
- Step 1: Write the proportion equation
5,514,098.30 : 8,252,485.05 = 4,842,251.90 : x - Step 2: Convert to fraction form
5,514,098.30/8,252,485.05 = 4,842,251.90/x - Step 3: Cross multiply
5,514,098.30x = 8,252,485.05 × 4,842,251.90 - Step 4: Simplify right side
5,514,098.30x = 39,960,611,413,084.09 - Step 5: Solve for x
x = 39,960,611,413,084.09/5,514,098.30 - Step 6: Final answer
x = 7,246,989.31
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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.