Finding the Fourth Proportional to 8,883,701.94, 13,330,861.71 and 8,160,942.18
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Solution
The fourth proportional to 8,883,701.94, 13,330,861.71 and 8,160,942.18 is: 12,246,290.16
Step by Step Solution
- Step 1: Write the proportion equation
8,883,701.94 : 13,330,861.71 = 8,160,942.18 : x - Step 2: Convert to fraction form
8,883,701.94/13,330,861.71 = 8,160,942.18/x - Step 3: Cross multiply
8,883,701.94x = 13,330,861.71 × 8,160,942.18 - Step 4: Simplify right side
8,883,701.94x = 108,792,391,624,885.94 - Step 5: Solve for x
x = 108,792,391,624,885.94/8,883,701.94 - Step 6: Final answer
x = 12,246,290.16
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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.