Finding the Fourth Proportional to 43,859,481.52, 65,827,013.70 and 30,405,757.36
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Solution
The fourth proportional to 43,859,481.52, 65,827,013.70 and 30,405,757.36 is: 45,634,835.09
Step by Step Solution
- Step 1: Write the proportion equation
43,859,481.52 : 65,827,013.70 = 30,405,757.36 : x - Step 2: Convert to fraction form
43,859,481.52/65,827,013.70 = 30,405,757.36/x - Step 3: Cross multiply
43,859,481.52x = 65,827,013.70 × 30,405,757.36 - Step 4: Simplify right side
43,859,481.52x = 2,001,520,206,295,596 - Step 5: Solve for x
x = 2,001,520,206,295,596/43,859,481.52 - Step 6: Final answer
x = 45,634,835.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.