Finding the Fourth Proportional to 5,145,938.08, 7,093,192.08 and 4,056,434.08
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Solution
The fourth proportional to 5,145,938.08, 7,093,192.08 and 4,056,434.08 is: 5,591,413.20
Step by Step Solution
- Step 1: Write the proportion equation
5,145,938.08 : 7,093,192.08 = 4,056,434.08 : x - Step 2: Convert to fraction form
5,145,938.08/7,093,192.08 = 4,056,434.08/x - Step 3: Cross multiply
5,145,938.08x = 7,093,192.08 × 4,056,434.08 - Step 4: Simplify right side
5,145,938.08x = 28,773,066,089,298.09 - Step 5: Solve for x
x = 28,773,066,089,298.09/5,145,938.08 - Step 6: Final answer
x = 5,591,413.20
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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.