Finding the Fourth Proportional to 18,166,230.15, 27,240,372.90 and 6,643,010.68
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Solution
The fourth proportional to 18,166,230.15, 27,240,372.90 and 6,643,010.68 is: 9,961,235.03
Step by Step Solution
- Step 1: Write the proportion equation
18,166,230.15 : 27,240,372.90 = 6,643,010.68 : x - Step 2: Convert to fraction form
18,166,230.15/27,240,372.90 = 6,643,010.68/x - Step 3: Cross multiply
18,166,230.15x = 27,240,372.90 × 6,643,010.68 - Step 4: Simplify right side
18,166,230.15x = 180,958,088,033,781.62 - Step 5: Solve for x
x = 180,958,088,033,781.62/18,166,230.15 - Step 6: Final answer
x = 9,961,235.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.