Finding the Fourth Proportional to 5,403,170.02, 7,456,779.48 and 3,080,117.92
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Solution
The fourth proportional to 5,403,170.02, 7,456,779.48 and 3,080,117.92 is: 4,250,793.52
Step by Step Solution
- Step 1: Write the proportion equation
5,403,170.02 : 7,456,779.48 = 3,080,117.92 : x - Step 2: Convert to fraction form
5,403,170.02/7,456,779.48 = 3,080,117.92/x - Step 3: Cross multiply
5,403,170.02x = 7,456,779.48 × 3,080,117.92 - Step 4: Simplify right side
5,403,170.02x = 22,967,760,101,836.28 - Step 5: Solve for x
x = 22,967,760,101,836.28/5,403,170.02 - Step 6: Final answer
x = 4,250,793.52
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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.