Finding the Fourth Proportional to 17,518,631.40, 24,000,124.10 and 16,863,648.12
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Solution
The fourth proportional to 17,518,631.40, 24,000,124.10 and 16,863,648.12 is: 23,102,811.99
Step by Step Solution
- Step 1: Write the proportion equation
17,518,631.40 : 24,000,124.10 = 16,863,648.12 : x - Step 2: Convert to fraction form
17,518,631.40/24,000,124.10 = 16,863,648.12/x - Step 3: Cross multiply
17,518,631.40x = 24,000,124.10 × 16,863,648.12 - Step 4: Simplify right side
17,518,631.40x = 404,729,647,574,413.44 - Step 5: Solve for x
x = 404,729,647,574,413.44/17,518,631.40 - Step 6: Final answer
x = 23,102,811.99
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.