Finding the Fourth Proportional to 11,351,413.68, 15,664,946.56 and 6,194,775.23
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Solution
The fourth proportional to 11,351,413.68, 15,664,946.56 and 6,194,775.23 is: 8,548,787.46
Step by Step Solution
- Step 1: Write the proportion equation
11,351,413.68 : 15,664,946.56 = 6,194,775.23 : x - Step 2: Convert to fraction form
11,351,413.68/15,664,946.56 = 6,194,775.23/x - Step 3: Cross multiply
11,351,413.68x = 15,664,946.56 × 6,194,775.23 - Step 4: Simplify right side
11,351,413.68x = 97,040,822,898,187.84 - Step 5: Solve for x
x = 97,040,822,898,187.84/11,351,413.68 - Step 6: Final answer
x = 8,548,787.46
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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.