Finding the Fourth Proportional to 5,360,959.08, 7,398,096.12 and 2,913,531.12
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Solution
The fourth proportional to 5,360,959.08, 7,398,096.12 and 2,913,531.12 is: 4,020,658.05
Step by Step Solution
- Step 1: Write the proportion equation
5,360,959.08 : 7,398,096.12 = 2,913,531.12 : x - Step 2: Convert to fraction form
5,360,959.08/7,398,096.12 = 2,913,531.12/x - Step 3: Cross multiply
5,360,959.08x = 7,398,096.12 × 2,913,531.12 - Step 4: Simplify right side
5,360,959.08x = 21,554,583,274,371.25 - Step 5: Solve for x
x = 21,554,583,274,371.25/5,360,959.08 - Step 6: Final answer
x = 4,020,658.05
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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.