Finding the Fourth Proportional to 6,242,662.80, 9,348,247.80 and 4,982,950.80
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Solution
The fourth proportional to 6,242,662.80, 9,348,247.80 and 4,982,950.80 is: 7,461,857.28
Step by Step Solution
- Step 1: Write the proportion equation
6,242,662.80 : 9,348,247.80 = 4,982,950.80 : x - Step 2: Convert to fraction form
6,242,662.80/9,348,247.80 = 4,982,950.80/x - Step 3: Cross multiply
6,242,662.80x = 9,348,247.80 × 4,982,950.80 - Step 4: Simplify right side
6,242,662.80x = 46,581,858,853,608.24 - Step 5: Solve for x
x = 46,581,858,853,608.24/6,242,662.80 - Step 6: Final answer
x = 7,461,857.28
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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.