Finding the Fourth Proportional to 5,475,603.99, 8,207,614.10 and 2,062,413.75
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Solution
The fourth proportional to 5,475,603.99, 8,207,614.10 and 2,062,413.75 is: 3,091,439.08
Step by Step Solution
- Step 1: Write the proportion equation
5,475,603.99 : 8,207,614.10 = 2,062,413.75 : x - Step 2: Convert to fraction form
5,475,603.99/8,207,614.10 = 2,062,413.75/x - Step 3: Cross multiply
5,475,603.99x = 8,207,614.10 × 2,062,413.75 - Step 4: Simplify right side
5,475,603.99x = 16,927,496,164,221.81 - Step 5: Solve for x
x = 16,927,496,164,221.81/5,475,603.99 - Step 6: Final answer
x = 3,091,439.08
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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.