Finding the Fourth Proportional to 5,393,225.39, 7,442,606.80 and 2,945,837.99
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Solution
The fourth proportional to 5,393,225.39, 7,442,606.80 and 2,945,837.99 is: 4,065,232.27
Step by Step Solution
- Step 1: Write the proportion equation
5,393,225.39 : 7,442,606.80 = 2,945,837.99 : x - Step 2: Convert to fraction form
5,393,225.39/7,442,606.80 = 2,945,837.99/x - Step 3: Cross multiply
5,393,225.39x = 7,442,606.80 × 2,945,837.99 - Step 4: Simplify right side
5,393,225.39x = 21,924,713,878,361.14 - Step 5: Solve for x
x = 21,924,713,878,361.14/5,393,225.39 - Step 6: Final answer
x = 4,065,232.27
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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.