Finding the Fourth Proportional to 29,356,843.80, 44,035,265.70 and 19,153,176.60
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Solution
The fourth proportional to 29,356,843.80, 44,035,265.70 and 19,153,176.60 is: 28,729,764.90
Step by Step Solution
- Step 1: Write the proportion equation
29,356,843.80 : 44,035,265.70 = 19,153,176.60 : x - Step 2: Convert to fraction form
29,356,843.80/44,035,265.70 = 19,153,176.60/x - Step 3: Cross multiply
29,356,843.80x = 44,035,265.70 × 19,153,176.60 - Step 4: Simplify right side
29,356,843.80x = 843,415,220,580,022.75 - Step 5: Solve for x
x = 843,415,220,580,022.75/29,356,843.80 - Step 6: Final answer
x = 28,729,764.90
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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.