Finding the Fourth Proportional to 18,463,198.05, 27,670,041.45 and 14,369,462.30
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Solution
The fourth proportional to 18,463,198.05, 27,670,041.45 and 14,369,462.30 is: 21,534,926.75
Step by Step Solution
- Step 1: Write the proportion equation
18,463,198.05 : 27,670,041.45 = 14,369,462.30 : x - Step 2: Convert to fraction form
18,463,198.05/27,670,041.45 = 14,369,462.30/x - Step 3: Cross multiply
18,463,198.05x = 27,670,041.45 × 14,369,462.30 - Step 4: Simplify right side
18,463,198.05x = 397,603,617,524,387.44 - Step 5: Solve for x
x = 397,603,617,524,387.44/18,463,198.05 - Step 6: Final answer
x = 21,534,926.75
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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.