Finding the Fourth Proportional to 5,540,043.35, 7,589,823.98 and 5,332,871.49
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Solution
The fourth proportional to 5,540,043.35, 7,589,823.98 and 5,332,871.49 is: 7,305,999.86
Step by Step Solution
- Step 1: Write the proportion equation
5,540,043.35 : 7,589,823.98 = 5,332,871.49 : x - Step 2: Convert to fraction form
5,540,043.35/7,589,823.98 = 5,332,871.49/x - Step 3: Cross multiply
5,540,043.35x = 7,589,823.98 × 5,332,871.49 - Step 4: Simplify right side
5,540,043.35x = 40,475,555,901,930.67 - Step 5: Solve for x
x = 40,475,555,901,930.67/5,540,043.35 - Step 6: Final answer
x = 7,305,999.86
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.