Finding the Fourth Proportional to 6,393,763.14, 8,823,396.68 and 3,453,580.23
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Solution
The fourth proportional to 6,393,763.14, 8,823,396.68 and 3,453,580.23 is: 4,765,942.63
Step by Step Solution
- Step 1: Write the proportion equation
6,393,763.14 : 8,823,396.68 = 3,453,580.23 : x - Step 2: Convert to fraction form
6,393,763.14/8,823,396.68 = 3,453,580.23/x - Step 3: Cross multiply
6,393,763.14x = 8,823,396.68 × 3,453,580.23 - Step 4: Simplify right side
6,393,763.14x = 30,472,308,335,495.64 - Step 5: Solve for x
x = 30,472,308,335,495.64/6,393,763.14 - Step 6: Final answer
x = 4,765,942.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.