Finding the Fourth Proportional to 5,524,316.64, 7,623,940.12 and 3,348,951.48
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Solution
The fourth proportional to 5,524,316.64, 7,623,940.12 and 3,348,951.48 is: 4,621,785.32
Step by Step Solution
- Step 1: Write the proportion equation
5,524,316.64 : 7,623,940.12 = 3,348,951.48 : x - Step 2: Convert to fraction form
5,524,316.64/7,623,940.12 = 3,348,951.48/x - Step 3: Cross multiply
5,524,316.64x = 7,623,940.12 × 3,348,951.48 - Step 4: Simplify right side
5,524,316.64x = 25,532,205,548,305.38 - Step 5: Solve for x
x = 25,532,205,548,305.38/5,524,316.64 - Step 6: Final answer
x = 4,621,785.32
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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.