Finding the Fourth Proportional to 5,376,062.06, 7,418,962.41 and 2,961,614.06
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Solution
The fourth proportional to 5,376,062.06, 7,418,962.41 and 2,961,614.06 is: 4,087,025.62
Step by Step Solution
- Step 1: Write the proportion equation
5,376,062.06 : 7,418,962.41 = 2,961,614.06 : x - Step 2: Convert to fraction form
5,376,062.06/7,418,962.41 = 2,961,614.06/x - Step 3: Cross multiply
5,376,062.06x = 7,418,962.41 × 2,961,614.06 - Step 4: Simplify right side
5,376,062.06x = 21,972,103,384,067.48 - Step 5: Solve for x
x = 21,972,103,384,067.48/5,376,062.06 - Step 6: Final answer
x = 4,087,025.62
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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.