Finding the Fourth Proportional to 13,292,413.09, 19,938,777.86 and 3,707,208.43
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Solution
The fourth proportional to 13,292,413.09, 19,938,777.86 and 3,707,208.43 is: 5,560,856.77
Step by Step Solution
- Step 1: Write the proportion equation
13,292,413.09 : 19,938,777.86 = 3,707,208.43 : x - Step 2: Convert to fraction form
13,292,413.09/19,938,777.86 = 3,707,208.43/x - Step 3: Cross multiply
13,292,413.09x = 19,938,777.86 × 3,707,208.43 - Step 4: Simplify right side
13,292,413.09x = 73,917,205,366,489.36 - Step 5: Solve for x
x = 73,917,205,366,489.36/13,292,413.09 - Step 6: Final answer
x = 5,560,856.77
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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.