Finding the Fourth Proportional to 18,252,027.35, 27,378,041.03 and 11,071,668.95
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Solution
The fourth proportional to 18,252,027.35, 27,378,041.03 and 11,071,668.95 is: 16,607,503.43
Step by Step Solution
- Step 1: Write the proportion equation
18,252,027.35 : 27,378,041.03 = 11,071,668.95 : x - Step 2: Convert to fraction form
18,252,027.35/27,378,041.03 = 11,071,668.95/x - Step 3: Cross multiply
18,252,027.35x = 27,378,041.03 × 11,071,668.95 - Step 4: Simplify right side
18,252,027.35x = 303,120,606,728,318.62 - Step 5: Solve for x
x = 303,120,606,728,318.62/18,252,027.35 - Step 6: Final answer
x = 16,607,503.43
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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.