Finding the Fourth Proportional to 7,224,846.39, 10,829,683.49 and 2,430,871.47
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Solution
The fourth proportional to 7,224,846.39, 10,829,683.49 and 2,430,871.47 is: 3,643,754.79
Step by Step Solution
- Step 1: Write the proportion equation
7,224,846.39 : 10,829,683.49 = 2,430,871.47 : x - Step 2: Convert to fraction form
7,224,846.39/10,829,683.49 = 2,430,871.47/x - Step 3: Cross multiply
7,224,846.39x = 10,829,683.49 × 2,430,871.47 - Step 4: Simplify right side
7,224,846.39x = 26,325,568,612,816.67 - Step 5: Solve for x
x = 26,325,568,612,816.67/7,224,846.39 - Step 6: Final answer
x = 3,643,754.79
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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.