Finding the Fourth Proportional to 8,211,733.50, 11,331,956.79 and 4,540,585.98
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Solution
The fourth proportional to 8,211,733.50, 11,331,956.79 and 4,540,585.98 is: 6,265,878.47
Step by Step Solution
- Step 1: Write the proportion equation
8,211,733.50 : 11,331,956.79 = 4,540,585.98 : x - Step 2: Convert to fraction form
8,211,733.50/11,331,956.79 = 4,540,585.98/x - Step 3: Cross multiply
8,211,733.50x = 11,331,956.79 × 4,540,585.98 - Step 4: Simplify right side
8,211,733.50x = 51,453,724,126,639.80 - Step 5: Solve for x
x = 51,453,724,126,639.80/8,211,733.50 - Step 6: Final answer
x = 6,265,878.47
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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.