Finding the Fourth Proportional to 5,861,526.24, 8,091,676.56 and 3,929,049.36
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Solution
The fourth proportional to 5,861,526.24, 8,091,676.56 and 3,929,049.36 is: 5,423,945.11
Step by Step Solution
- Step 1: Write the proportion equation
5,861,526.24 : 8,091,676.56 = 3,929,049.36 : x - Step 2: Convert to fraction form
5,861,526.24/8,091,676.56 = 3,929,049.36/x - Step 3: Cross multiply
5,861,526.24x = 8,091,676.56 × 3,929,049.36 - Step 4: Simplify right side
5,861,526.24x = 31,792,596,609,395 - Step 5: Solve for x
x = 31,792,596,609,395/5,861,526.24 - Step 6: Final answer
x = 5,423,945.11
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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.