Finding the Fourth Proportional to 18,299,262.18, 27,440,919.84 and 6,166,464.15
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Solution
The fourth proportional to 18,299,262.18, 27,440,919.84 and 6,166,464.15 is: 9,247,009.35
Step by Step Solution
- Step 1: Write the proportion equation
18,299,262.18 : 27,440,919.84 = 6,166,464.15 : x - Step 2: Convert to fraction form
18,299,262.18/27,440,919.84 = 6,166,464.15/x - Step 3: Cross multiply
18,299,262.18x = 27,440,919.84 × 6,166,464.15 - Step 4: Simplify right side
18,299,262.18x = 169,213,448,436,383.75 - Step 5: Solve for x
x = 169,213,448,436,383.75/18,299,262.18 - Step 6: Final answer
x = 9,247,009.35
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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.