Finding the Fourth Proportional to 17,639,658.24, 26,466,975.54 and 8,548,522.80
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Solution
The fourth proportional to 17,639,658.24, 26,466,975.54 and 8,548,522.80 is: 12,826,413.12
Step by Step Solution
- Step 1: Write the proportion equation
17,639,658.24 : 26,466,975.54 = 8,548,522.80 : x - Step 2: Convert to fraction form
17,639,658.24/26,466,975.54 = 8,548,522.80/x - Step 3: Cross multiply
17,639,658.24x = 26,466,975.54 × 8,548,522.80 - Step 4: Simplify right side
17,639,658.24x = 226,253,543,850,732.31 - Step 5: Solve for x
x = 226,253,543,850,732.31/17,639,658.24 - Step 6: Final answer
x = 12,826,413.12
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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.