Finding the Fourth Proportional to 5,525,013.12, 8,286,732.36 and 1,738,397.58
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Solution
The fourth proportional to 5,525,013.12, 8,286,732.36 and 1,738,397.58 is: 2,607,348.65
Step by Step Solution
- Step 1: Write the proportion equation
5,525,013.12 : 8,286,732.36 = 1,738,397.58 : x - Step 2: Convert to fraction form
5,525,013.12/8,286,732.36 = 1,738,397.58/x - Step 3: Cross multiply
5,525,013.12x = 8,286,732.36 × 1,738,397.58 - Step 4: Simplify right side
5,525,013.12x = 14,405,635,480,731.69 - Step 5: Solve for x
x = 14,405,635,480,731.69/5,525,013.12 - Step 6: Final answer
x = 2,607,348.65
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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.