Finding the Fourth Proportional to 10,776,413.76, 14,871,240.18 and 5,881,670.94
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Solution
The fourth proportional to 10,776,413.76, 14,871,240.18 and 5,881,670.94 is: 8,116,590.84
Step by Step Solution
- Step 1: Write the proportion equation
10,776,413.76 : 14,871,240.18 = 5,881,670.94 : x - Step 2: Convert to fraction form
10,776,413.76/14,871,240.18 = 5,881,670.94/x - Step 3: Cross multiply
10,776,413.76x = 14,871,240.18 × 5,881,670.94 - Step 4: Simplify right side
10,776,413.76x = 87,467,741,208,466.38 - Step 5: Solve for x
x = 87,467,741,208,466.38/10,776,413.76 - Step 6: Final answer
x = 8,116,590.84
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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.