Finding the Fourth Proportional to 7,106,703.05, 9,807,250.21 and 3,843,517.76
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Solution
The fourth proportional to 7,106,703.05, 9,807,250.21 and 3,843,517.76 is: 5,304,054.50
Step by Step Solution
- Step 1: Write the proportion equation
7,106,703.05 : 9,807,250.21 = 3,843,517.76 : x - Step 2: Convert to fraction form
7,106,703.05/9,807,250.21 = 3,843,517.76/x - Step 3: Cross multiply
7,106,703.05x = 9,807,250.21 × 3,843,517.76 - Step 4: Simplify right side
7,106,703.05x = 37,694,340,290,644.89 - Step 5: Solve for x
x = 37,694,340,290,644.89/7,106,703.05 - Step 6: Final answer
x = 5,304,054.50
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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.