Finding the Fourth Proportional to 11,243,052.08, 15,515,462.20 and 6,086,413.62
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Solution
The fourth proportional to 11,243,052.08, 15,515,462.20 and 6,086,413.62 is: 8,399,278.04
Step by Step Solution
- Step 1: Write the proportion equation
11,243,052.08 : 15,515,462.20 = 6,086,413.62 : x - Step 2: Convert to fraction form
11,243,052.08/15,515,462.20 = 6,086,413.62/x - Step 3: Cross multiply
11,243,052.08x = 15,515,462.20 × 6,086,413.62 - Step 4: Simplify right side
11,243,052.08x = 94,433,520,454,675.16 - Step 5: Solve for x
x = 94,433,520,454,675.16/11,243,052.08 - Step 6: Final answer
x = 8,399,278.04
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1.5x scale
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.