Finding the Fourth Proportional to 7,816,363.88, 11,724,101.12 and 2,351,342.48
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Solution
The fourth proportional to 7,816,363.88, 11,724,101.12 and 2,351,342.48 is: 3,526,879.94
Step by Step Solution
- Step 1: Write the proportion equation
7,816,363.88 : 11,724,101.12 = 2,351,342.48 : x - Step 2: Convert to fraction form
7,816,363.88/11,724,101.12 = 2,351,342.48/x - Step 3: Cross multiply
7,816,363.88x = 11,724,101.12 × 2,351,342.48 - Step 4: Simplify right side
7,816,363.88x = 27,567,377,003,271.57 - Step 5: Solve for x
x = 27,567,377,003,271.57/7,816,363.88 - Step 6: Final answer
x = 3,526,879.94
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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.