Finding the Fourth Proportional to 5,366,369.97, 7,409,747.34 and 4,124,012.49
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Solution
The fourth proportional to 5,366,369.97, 7,409,747.34 and 4,124,012.49 is: 5,694,331.69
Step by Step Solution
- Step 1: Write the proportion equation
5,366,369.97 : 7,409,747.34 = 4,124,012.49 : x - Step 2: Convert to fraction form
5,366,369.97/7,409,747.34 = 4,124,012.49/x - Step 3: Cross multiply
5,366,369.97x = 7,409,747.34 × 4,124,012.49 - Step 4: Simplify right side
5,366,369.97x = 30,557,890,577,904.28 - Step 5: Solve for x
x = 30,557,890,577,904.28/5,366,369.97 - Step 6: Final answer
x = 5,694,331.69
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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.