Finding the Fourth Proportional to 27,319,344.07, 37,699,214.64 and 15,095,413.75
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Solution
The fourth proportional to 27,319,344.07, 37,699,214.64 and 15,095,413.75 is: 20,830,853.10
Step by Step Solution
- Step 1: Write the proportion equation
27,319,344.07 : 37,699,214.64 = 15,095,413.75 : x - Step 2: Convert to fraction form
27,319,344.07/37,699,214.64 = 15,095,413.75/x - Step 3: Cross multiply
27,319,344.07x = 37,699,214.64 × 15,095,413.75 - Step 4: Simplify right side
27,319,344.07x = 569,085,243,040,857.25 - Step 5: Solve for x
x = 569,085,243,040,857.25/27,319,344.07 - Step 6: Final answer
x = 20,830,853.10
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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.