Finding the Fourth Proportional to 5,761,013.02, 8,642,806.25 and 2,166,811.09
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Solution
The fourth proportional to 5,761,013.02, 8,642,806.25 and 2,166,811.09 is: 3,250,700.59
Step by Step Solution
- Step 1: Write the proportion equation
5,761,013.02 : 8,642,806.25 = 2,166,811.09 : x - Step 2: Convert to fraction form
5,761,013.02/8,642,806.25 = 2,166,811.09/x - Step 3: Cross multiply
5,761,013.02x = 8,642,806.25 × 2,166,811.09 - Step 4: Simplify right side
5,761,013.02x = 18,727,328,398,780.24 - Step 5: Solve for x
x = 18,727,328,398,780.24/5,761,013.02 - Step 6: Final answer
x = 3,250,700.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.