Finding the Fourth Proportional to 5,450,122.28, 8,174,911.67 and 2,038,158.04
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Solution
The fourth proportional to 5,450,122.28, 8,174,911.67 and 2,038,158.04 is: 3,057,135.43
Step by Step Solution
- Step 1: Write the proportion equation
5,450,122.28 : 8,174,911.67 = 2,038,158.04 : x - Step 2: Convert to fraction form
5,450,122.28/8,174,911.67 = 2,038,158.04/x - Step 3: Cross multiply
5,450,122.28x = 8,174,911.67 × 2,038,158.04 - Step 4: Simplify right side
5,450,122.28x = 16,661,761,931,158.44 - Step 5: Solve for x
x = 16,661,761,931,158.44/5,450,122.28 - Step 6: Final answer
x = 3,057,135.43
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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.