Finding the Fourth Proportional to 18,329,174.62, 25,294,520.04 and 10,070,000.26
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Solution
The fourth proportional to 18,329,174.62, 25,294,520.04 and 10,070,000.26 is: 13,896,742.69
Step by Step Solution
- Step 1: Write the proportion equation
18,329,174.62 : 25,294,520.04 = 10,070,000.26 : x - Step 2: Convert to fraction form
18,329,174.62/25,294,520.04 = 10,070,000.26/x - Step 3: Cross multiply
18,329,174.62x = 25,294,520.04 × 10,070,000.26 - Step 4: Simplify right side
18,329,174.62x = 254,715,823,379,375.19 - Step 5: Solve for x
x = 254,715,823,379,375.19/18,329,174.62 - Step 6: Final answer
x = 13,896,742.69
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.