Finding the Fourth Proportional to 10,396,745.65, 14,343,115.75 and 6,960,093.85
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Solution
The fourth proportional to 10,396,745.65, 14,343,115.75 and 6,960,093.85 is: 9,601,988.46
Step by Step Solution
- Step 1: Write the proportion equation
10,396,745.65 : 14,343,115.75 = 6,960,093.85 : x - Step 2: Convert to fraction form
10,396,745.65/14,343,115.75 = 6,960,093.85/x - Step 3: Cross multiply
10,396,745.65x = 14,343,115.75 × 6,960,093.85 - Step 4: Simplify right side
10,396,745.65x = 99,829,431,721,413.12 - Step 5: Solve for x
x = 99,829,431,721,413.12/10,396,745.65 - Step 6: Final answer
x = 9,601,988.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.