Finding the Fourth Proportional to 11,722,413.51, 16,177,246.16 and 6,565,661.91
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Solution
The fourth proportional to 11,722,413.51, 16,177,246.16 and 6,565,661.91 is: 9,060,790.15
Step by Step Solution
- Step 1: Write the proportion equation
11,722,413.51 : 16,177,246.16 = 6,565,661.91 : x - Step 2: Convert to fraction form
11,722,413.51/16,177,246.16 = 6,565,661.91/x - Step 3: Cross multiply
11,722,413.51x = 16,177,246.16 × 6,565,661.91 - Step 4: Simplify right side
11,722,413.51x = 106,214,328,888,577.45 - Step 5: Solve for x
x = 106,214,328,888,577.45/11,722,413.51 - Step 6: Final answer
x = 9,060,790.15
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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.