Finding the Fourth Proportional to 36,221,053.12, 49,985,413.92 and 19,701,562
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Solution
The fourth proportional to 36,221,053.12, 49,985,413.92 and 19,701,562 is: 27,188,351.71
Step by Step Solution
- Step 1: Write the proportion equation
36,221,053.12 : 49,985,413.92 = 19,701,562 : x - Step 2: Convert to fraction form
36,221,053.12/49,985,413.92 = 19,701,562/x - Step 3: Cross multiply
36,221,053.12x = 49,985,413.92 × 19,701,562 - Step 4: Simplify right side
36,221,053.12x = 984,790,731,440,543.12 - Step 5: Solve for x
x = 984,790,731,440,543.12/36,221,053.12 - Step 6: Final answer
x = 27,188,351.71
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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.