Finding the Fourth Proportional to 6,184,615.76, 8,534,481.54 and 3,431,273.93
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Solution
The fourth proportional to 6,184,615.76, 8,534,481.54 and 3,431,273.93 is: 4,734,998.12
Step by Step Solution
- Step 1: Write the proportion equation
6,184,615.76 : 8,534,481.54 = 3,431,273.93 : x - Step 2: Convert to fraction form
6,184,615.76/8,534,481.54 = 3,431,273.93/x - Step 3: Cross multiply
6,184,615.76x = 8,534,481.54 × 3,431,273.93 - Step 4: Simplify right side
6,184,615.76x = 29,284,144,014,268.25 - Step 5: Solve for x
x = 29,284,144,014,268.25/6,184,615.76 - Step 6: Final answer
x = 4,734,998.12
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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.