Finding the Fourth Proportional to 18,082,762.66, 27,121,995.10 and 5,949,217.10
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Solution
The fourth proportional to 18,082,762.66, 27,121,995.10 and 5,949,217.10 is: 8,923,118.67
Step by Step Solution
- Step 1: Write the proportion equation
18,082,762.66 : 27,121,995.10 = 5,949,217.10 : x - Step 2: Convert to fraction form
18,082,762.66/27,121,995.10 = 5,949,217.10/x - Step 3: Cross multiply
18,082,762.66x = 27,121,995.10 × 5,949,217.10 - Step 4: Simplify right side
18,082,762.66x = 161,354,637,035,036.22 - Step 5: Solve for x
x = 161,354,637,035,036.22/18,082,762.66 - Step 6: Final answer
x = 8,923,118.67
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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.