Finding the Fourth Proportional to 5,313,413.92, 7,332,473.82 and 3,021,574
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Solution
The fourth proportional to 5,313,413.92, 7,332,473.82 and 3,021,574 is: 4,169,750.86
Step by Step Solution
- Step 1: Write the proportion equation
5,313,413.92 : 7,332,473.82 = 3,021,574 : x - Step 2: Convert to fraction form
5,313,413.92/7,332,473.82 = 3,021,574/x - Step 3: Cross multiply
5,313,413.92x = 7,332,473.82 × 3,021,574 - Step 4: Simplify right side
5,313,413.92x = 22,155,612,250,192.68 - Step 5: Solve for x
x = 22,155,612,250,192.68/5,313,413.92 - Step 6: Final answer
x = 4,169,750.86
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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.