Finding the Fourth Proportional to 29,134,151.91, 40,205,133.62 and 16,081,413.59
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Solution
The fourth proportional to 29,134,151.91, 40,205,133.62 and 16,081,413.59 is: 22,192,352.94
Step by Step Solution
- Step 1: Write the proportion equation
29,134,151.91 : 40,205,133.62 = 16,081,413.59 : x - Step 2: Convert to fraction form
29,134,151.91/40,205,133.62 = 16,081,413.59/x - Step 3: Cross multiply
29,134,151.91x = 40,205,133.62 × 16,081,413.59 - Step 4: Simplify right side
29,134,151.91x = 646,555,381,903,001.25 - Step 5: Solve for x
x = 646,555,381,903,001.25/29,134,151.91 - Step 6: Final answer
x = 22,192,352.94
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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.