Finding the Fourth Proportional to 8,426,850.72, 11,625,745.26 and 4,894,045.98
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Solution
The fourth proportional to 8,426,850.72, 11,625,745.26 and 4,894,045.98 is: 6,751,861.85
Step by Step Solution
- Step 1: Write the proportion equation
8,426,850.72 : 11,625,745.26 = 4,894,045.98 : x - Step 2: Convert to fraction form
8,426,850.72/11,625,745.26 = 4,894,045.98/x - Step 3: Cross multiply
8,426,850.72x = 11,625,745.26 × 4,894,045.98 - Step 4: Simplify right side
8,426,850.72x = 56,896,931,854,207.06 - Step 5: Solve for x
x = 56,896,931,854,207.06/8,426,850.72 - Step 6: Final answer
x = 6,751,861.85
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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.