Finding the Fourth Proportional to 29,468,987.70, 44,203,481.55 and 9,274,229.70
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Solution
The fourth proportional to 29,468,987.70, 44,203,481.55 and 9,274,229.70 is: 13,911,344.55
Step by Step Solution
- Step 1: Write the proportion equation
29,468,987.70 : 44,203,481.55 = 9,274,229.70 : x - Step 2: Convert to fraction form
29,468,987.70/44,203,481.55 = 9,274,229.70/x - Step 3: Cross multiply
29,468,987.70x = 44,203,481.55 × 9,274,229.70 - Step 4: Simplify right side
29,468,987.70x = 409,953,241,434,412 - Step 5: Solve for x
x = 409,953,241,434,412/29,468,987.70 - Step 6: Final answer
x = 13,911,344.55
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1.5x scale
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.