Finding the Fourth Proportional to 7,901,193.88, 10,904,531.88 and 4,463,655.94
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Solution
The fourth proportional to 7,901,193.88, 10,904,531.88 and 4,463,655.94 is: 6,160,344.78
Step by Step Solution
- Step 1: Write the proportion equation
7,901,193.88 : 10,904,531.88 = 4,463,655.94 : x - Step 2: Convert to fraction form
7,901,193.88/10,904,531.88 = 4,463,655.94/x - Step 3: Cross multiply
7,901,193.88x = 10,904,531.88 × 4,463,655.94 - Step 4: Simplify right side
7,901,193.88x = 48,674,078,499,081.38 - Step 5: Solve for x
x = 48,674,078,499,081.38/7,901,193.88 - Step 6: Final answer
x = 6,160,344.78
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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.