Finding the Fourth Proportional to 29,794,221.20, 44,691,331.80 and 11,843,325.20
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Solution
The fourth proportional to 29,794,221.20, 44,691,331.80 and 11,843,325.20 is: 17,764,987.80
Step by Step Solution
- Step 1: Write the proportion equation
29,794,221.20 : 44,691,331.80 = 11,843,325.20 : x - Step 2: Convert to fraction form
29,794,221.20/44,691,331.80 = 11,843,325.20/x - Step 3: Cross multiply
29,794,221.20x = 44,691,331.80 × 11,843,325.20 - Step 4: Simplify right side
29,794,221.20x = 529,293,976,128,501.31 - Step 5: Solve for x
x = 529,293,976,128,501.31/29,794,221.20 - Step 6: Final answer
x = 17,764,987.80
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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.