Finding the Fourth Proportional to 5,878,018.26, 8,112,858.71 and 3,397,344.26
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Solution
The fourth proportional to 5,878,018.26, 8,112,858.71 and 3,397,344.26 is: 4,689,024.89
Step by Step Solution
- Step 1: Write the proportion equation
5,878,018.26 : 8,112,858.71 = 3,397,344.26 : x - Step 2: Convert to fraction form
5,878,018.26/8,112,858.71 = 3,397,344.26/x - Step 3: Cross multiply
5,878,018.26x = 8,112,858.71 × 3,397,344.26 - Step 4: Simplify right side
5,878,018.26x = 27,562,173,913,058.49 - Step 5: Solve for x
x = 27,562,173,913,058.49/5,878,018.26 - Step 6: Final answer
x = 4,689,024.89
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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.