Finding the Fourth Proportional to 11,005,834.73, 16,512,239.68 and 8,585,287.02
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Solution
The fourth proportional to 11,005,834.73, 16,512,239.68 and 8,585,287.02 is: 12,880,651.08
Step by Step Solution
- Step 1: Write the proportion equation
11,005,834.73 : 16,512,239.68 = 8,585,287.02 : x - Step 2: Convert to fraction form
11,005,834.73/16,512,239.68 = 8,585,287.02/x - Step 3: Cross multiply
11,005,834.73x = 16,512,239.68 × 8,585,287.02 - Step 4: Simplify right side
11,005,834.73x = 141,762,316,974,369.72 - Step 5: Solve for x
x = 141,762,316,974,369.72/11,005,834.73 - Step 6: Final answer
x = 12,880,651.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.