Finding the Fourth Proportional to 6,699,236.64, 9,242,861.04 and 3,798,399.84
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Solution
The fourth proportional to 6,699,236.64, 9,242,861.04 and 3,798,399.84 is: 5,240,609.31
Step by Step Solution
- Step 1: Write the proportion equation
6,699,236.64 : 9,242,861.04 = 3,798,399.84 : x - Step 2: Convert to fraction form
6,699,236.64/9,242,861.04 = 3,798,399.84/x - Step 3: Cross multiply
6,699,236.64x = 9,242,861.04 × 3,798,399.84 - Step 4: Simplify right side
6,699,236.64x = 35,108,081,895,478.23 - Step 5: Solve for x
x = 35,108,081,895,478.23/6,699,236.64 - Step 6: Final answer
x = 5,240,609.31
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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.