Finding the Fourth Proportional to 11,052,778.92, 16,571,163.96 and 4,659,521.82
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Solution
The fourth proportional to 11,052,778.92, 16,571,163.96 and 4,659,521.82 is: 6,985,908.31
Step by Step Solution
- Step 1: Write the proportion equation
11,052,778.92 : 16,571,163.96 = 4,659,521.82 : x - Step 2: Convert to fraction form
11,052,778.92/16,571,163.96 = 4,659,521.82/x - Step 3: Cross multiply
11,052,778.92x = 16,571,163.96 × 4,659,521.82 - Step 4: Simplify right side
11,052,778.92x = 77,213,700,054,417.61 - Step 5: Solve for x
x = 77,213,700,054,417.61/11,052,778.92 - Step 6: Final answer
x = 6,985,908.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.