Finding the Fourth Proportional to 6,324,537.11, 8,727,859.28 and 3,423,926.03
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Solution
The fourth proportional to 6,324,537.11, 8,727,859.28 and 3,423,926.03 is: 4,725,016.87
Step by Step Solution
- Step 1: Write the proportion equation
6,324,537.11 : 8,727,859.28 = 3,423,926.03 : x - Step 2: Convert to fraction form
6,324,537.11/8,727,859.28 = 3,423,926.03/x - Step 3: Cross multiply
6,324,537.11x = 8,727,859.28 × 3,423,926.03 - Step 4: Simplify right side
6,324,537.11x = 29,883,544,539,889.58 - Step 5: Solve for x
x = 29,883,544,539,889.58/6,324,537.11 - Step 6: Final answer
x = 4,725,016.87
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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.