Finding the Fourth Proportional to 5,541,172.24, 7,646,970.36 and 3,093,689.20
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Solution
The fourth proportional to 5,541,172.24, 7,646,970.36 and 3,093,689.20 is: 4,269,376.33
Step by Step Solution
- Step 1: Write the proportion equation
5,541,172.24 : 7,646,970.36 = 3,093,689.20 : x - Step 2: Convert to fraction form
5,541,172.24/7,646,970.36 = 3,093,689.20/x - Step 3: Cross multiply
5,541,172.24x = 7,646,970.36 × 3,093,689.20 - Step 4: Simplify right side
5,541,172.24x = 23,657,349,615,452.11 - Step 5: Solve for x
x = 23,657,349,615,452.11/5,541,172.24 - Step 6: Final answer
x = 4,269,376.33
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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.