Finding the Fourth Proportional to 44,412,067.80, 66,618,101.70 and 18,849,755.70
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Solution
The fourth proportional to 44,412,067.80, 66,618,101.70 and 18,849,755.70 is: 28,274,633.55
Step by Step Solution
- Step 1: Write the proportion equation
44,412,067.80 : 66,618,101.70 = 18,849,755.70 : x - Step 2: Convert to fraction form
44,412,067.80/66,618,101.70 = 18,849,755.70/x - Step 3: Cross multiply
44,412,067.80x = 66,618,101.70 × 18,849,755.70 - Step 4: Simplify right side
44,412,067.80x = 1,255,734,942,242,754.75 - Step 5: Solve for x
x = 1,255,734,942,242,754.75/44,412,067.80 - Step 6: Final answer
x = 28,274,633.55
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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.