Finding the Fourth Proportional to 5,224,029.44, 7,208,765.12 and 2,931,747.26
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Solution
The fourth proportional to 5,224,029.44, 7,208,765.12 and 2,931,747.26 is: 4,045,589.26
Step by Step Solution
- Step 1: Write the proportion equation
5,224,029.44 : 7,208,765.12 = 2,931,747.26 : x - Step 2: Convert to fraction form
5,224,029.44/7,208,765.12 = 2,931,747.26/x - Step 3: Cross multiply
5,224,029.44x = 7,208,765.12 × 2,931,747.26 - Step 4: Simplify right side
5,224,029.44x = 21,134,277,388,543.57 - Step 5: Solve for x
x = 21,134,277,388,543.57/5,224,029.44 - Step 6: Final answer
x = 4,045,589.26
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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.