Finding the Fourth Proportional to 10,791,249.49, 16,189,418.04 and 3,504,684.70
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Solution
The fourth proportional to 10,791,249.49, 16,189,418.04 and 3,504,684.70 is: 5,257,853.20
Step by Step Solution
- Step 1: Write the proportion equation
10,791,249.49 : 16,189,418.04 = 3,504,684.70 : x - Step 2: Convert to fraction form
10,791,249.49/16,189,418.04 = 3,504,684.70/x - Step 3: Cross multiply
10,791,249.49x = 16,189,418.04 × 3,504,684.70 - Step 4: Simplify right side
10,791,249.49x = 56,738,805,713,786.20 - Step 5: Solve for x
x = 56,738,805,713,786.20/10,791,249.49 - Step 6: Final answer
x = 5,257,853.20
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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.