Finding the Fourth Proportional to 7,331,413.68, 10,992,700.08 and 3,287,170.08
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Solution
The fourth proportional to 7,331,413.68, 10,992,700.08 and 3,287,170.08 is: 4,928,773.14
Step by Step Solution
- Step 1: Write the proportion equation
7,331,413.68 : 10,992,700.08 = 3,287,170.08 : x - Step 2: Convert to fraction form
7,331,413.68/10,992,700.08 = 3,287,170.08/x - Step 3: Cross multiply
7,331,413.68x = 10,992,700.08 × 3,287,170.08 - Step 4: Simplify right side
7,331,413.68x = 36,134,874,801,389.61 - Step 5: Solve for x
x = 36,134,874,801,389.61/7,331,413.68 - Step 6: Final answer
x = 4,928,773.14
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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.