Finding the Fourth Proportional to 5,586,521.11, 8,378,252.40 and 1,542,042.07
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Solution
The fourth proportional to 5,586,521.11, 8,378,252.40 and 1,542,042.07 is: 2,312,640.98
Step by Step Solution
- Step 1: Write the proportion equation
5,586,521.11 : 8,378,252.40 = 1,542,042.07 : x - Step 2: Convert to fraction form
5,586,521.11/8,378,252.40 = 1,542,042.07/x - Step 3: Cross multiply
5,586,521.11x = 8,378,252.40 × 1,542,042.07 - Step 4: Simplify right side
5,586,521.11x = 12,919,617,673,878.47 - Step 5: Solve for x
x = 12,919,617,673,878.47/5,586,521.11 - Step 6: Final answer
x = 2,312,640.98
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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.