Finding the Fourth Proportional to 7,632,557.17, 11,439,456.07 and 3,528,326.62
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Solution
The fourth proportional to 7,632,557.17, 11,439,456.07 and 3,528,326.62 is: 5,288,153.95
Step by Step Solution
- Step 1: Write the proportion equation
7,632,557.17 : 11,439,456.07 = 3,528,326.62 : x - Step 2: Convert to fraction form
7,632,557.17/11,439,456.07 = 3,528,326.62/x - Step 3: Cross multiply
7,632,557.17x = 11,439,456.07 × 3,528,326.62 - Step 4: Simplify right side
7,632,557.17x = 40,362,137,392,120.88 - Step 5: Solve for x
x = 40,362,137,392,120.88/7,632,557.17 - Step 6: Final answer
x = 5,288,153.95
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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.