Finding the Fourth Proportional to 11,190,295.80, 16,794,301.05 and 4,370,136.30
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Solution
The fourth proportional to 11,190,295.80, 16,794,301.05 and 4,370,136.30 is: 6,558,663.50
Step by Step Solution
- Step 1: Write the proportion equation
11,190,295.80 : 16,794,301.05 = 4,370,136.30 : x - Step 2: Convert to fraction form
11,190,295.80/16,794,301.05 = 4,370,136.30/x - Step 3: Cross multiply
11,190,295.80x = 16,794,301.05 × 4,370,136.30 - Step 4: Simplify right side
11,190,295.80x = 73,393,384,651,733.11 - Step 5: Solve for x
x = 73,393,384,651,733.11/11,190,295.80 - Step 6: Final answer
x = 6,558,663.50
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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.