Finding the Fourth Proportional to 7,624,850.88, 10,522,367.04 and 4,187,163.84
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Solution
The fourth proportional to 7,624,850.88, 10,522,367.04 and 4,187,163.84 is: 5,778,326.09
Step by Step Solution
- Step 1: Write the proportion equation
7,624,850.88 : 10,522,367.04 = 4,187,163.84 : x - Step 2: Convert to fraction form
7,624,850.88/10,522,367.04 = 4,187,163.84/x - Step 3: Cross multiply
7,624,850.88x = 10,522,367.04 × 4,187,163.84 - Step 4: Simplify right side
7,624,850.88x = 44,058,874,781,095.83 - Step 5: Solve for x
x = 44,058,874,781,095.83/7,624,850.88 - Step 6: Final answer
x = 5,778,326.09
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1.5x scale
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.