Finding the Fourth Proportional to 7,997,067.75, 11,024,474.97 and 5,701,242.63
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Solution
The fourth proportional to 7,997,067.75, 11,024,474.97 and 5,701,242.63 is: 7,859,531.60
Step by Step Solution
- Step 1: Write the proportion equation
7,997,067.75 : 11,024,474.97 = 5,701,242.63 : x - Step 2: Convert to fraction form
7,997,067.75/11,024,474.97 = 5,701,242.63/x - Step 3: Cross multiply
7,997,067.75x = 11,024,474.97 × 5,701,242.63 - Step 4: Simplify right side
7,997,067.75x = 62,853,206,672,331.98 - Step 5: Solve for x
x = 62,853,206,672,331.98/7,997,067.75 - Step 6: Final answer
x = 7,859,531.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.