Finding the Fourth Proportional to 7,284,804.63, 10,052,766.34 and 4,021,549.12
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Solution
The fourth proportional to 7,284,804.63, 10,052,766.34 and 4,021,549.12 is: 5,549,592.02
Step by Step Solution
- Step 1: Write the proportion equation
7,284,804.63 : 10,052,766.34 = 4,021,549.12 : x - Step 2: Convert to fraction form
7,284,804.63/10,052,766.34 = 4,021,549.12/x - Step 3: Cross multiply
7,284,804.63x = 10,052,766.34 × 4,021,549.12 - Step 4: Simplify right side
7,284,804.63x = 40,427,693,608,084.88 - Step 5: Solve for x
x = 40,427,693,608,084.88/7,284,804.63 - Step 6: Final answer
x = 5,549,592.02
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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.