Finding the Fourth Proportional to 7,392,589.26, 10,201,788.99 and 4,173,325.26
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Solution
The fourth proportional to 7,392,589.26, 10,201,788.99 and 4,173,325.26 is: 5,759,197.78
Step by Step Solution
- Step 1: Write the proportion equation
7,392,589.26 : 10,201,788.99 = 4,173,325.26 : x - Step 2: Convert to fraction form
7,392,589.26/10,201,788.99 = 4,173,325.26/x - Step 3: Cross multiply
7,392,589.26x = 10,201,788.99 × 4,173,325.26 - Step 4: Simplify right side
7,392,589.26x = 42,575,383,689,156.88 - Step 5: Solve for x
x = 42,575,383,689,156.88/7,392,589.26 - Step 6: Final answer
x = 5,759,197.78
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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.