Finding the Fourth Proportional to 9,080,190.72, 13,622,278.68 and 2,690,943.12
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Solution
The fourth proportional to 9,080,190.72, 13,622,278.68 and 2,690,943.12 is: 4,037,005.19
Step by Step Solution
- Step 1: Write the proportion equation
9,080,190.72 : 13,622,278.68 = 2,690,943.12 : x - Step 2: Convert to fraction form
9,080,190.72/13,622,278.68 = 2,690,943.12/x - Step 3: Cross multiply
9,080,190.72x = 13,622,278.68 × 2,690,943.12 - Step 4: Simplify right side
9,080,190.72x = 36,656,777,092,668.68 - Step 5: Solve for x
x = 36,656,777,092,668.68/9,080,190.72 - Step 6: Final answer
x = 4,037,005.19
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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.