Finding the Fourth Proportional to 29,361,877.80, 44,042,816.70 and 7,796,437.80
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Solution
The fourth proportional to 29,361,877.80, 44,042,816.70 and 7,796,437.80 is: 11,694,656.70
Step by Step Solution
- Step 1: Write the proportion equation
29,361,877.80 : 44,042,816.70 = 7,796,437.80 : x - Step 2: Convert to fraction form
29,361,877.80/44,042,816.70 = 7,796,437.80/x - Step 3: Cross multiply
29,361,877.80x = 44,042,816.70 × 7,796,437.80 - Step 4: Simplify right side
29,361,877.80x = 343,377,080,938,351.25 - Step 5: Solve for x
x = 343,377,080,938,351.25/29,361,877.80 - Step 6: Final answer
x = 11,694,656.70
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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.