Finding the Fourth Proportional to 11,704,245.70, 17,556,368.55 and 10,287,069.70
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Solution
The fourth proportional to 11,704,245.70, 17,556,368.55 and 10,287,069.70 is: 15,430,604.55
Step by Step Solution
- Step 1: Write the proportion equation
11,704,245.70 : 17,556,368.55 = 10,287,069.70 : x - Step 2: Convert to fraction form
11,704,245.70/17,556,368.55 = 10,287,069.70/x - Step 3: Cross multiply
11,704,245.70x = 17,556,368.55 × 10,287,069.70 - Step 4: Simplify right side
11,704,245.70x = 180,603,586,952,737.94 - Step 5: Solve for x
x = 180,603,586,952,737.94/11,704,245.70 - Step 6: Final answer
x = 15,430,604.55
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1.5x scale
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.