Finding the Fourth Proportional to 7,136,651.84, 10,704,884.94 and 1,745,348.92
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Solution
The fourth proportional to 7,136,651.84, 10,704,884.94 and 1,745,348.92 is: 2,618,000.68
Step by Step Solution
- Step 1: Write the proportion equation
7,136,651.84 : 10,704,884.94 = 1,745,348.92 : x - Step 2: Convert to fraction form
7,136,651.84/10,704,884.94 = 1,745,348.92/x - Step 3: Cross multiply
7,136,651.84x = 10,704,884.94 × 1,745,348.92 - Step 4: Simplify right side
7,136,651.84x = 18,683,759,368,753.26 - Step 5: Solve for x
x = 18,683,759,368,753.26/7,136,651.84 - Step 6: Final answer
x = 2,618,000.68
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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.