Finding the Fourth Proportional to 7,029,552.60, 10,544,328.90 and 2,540,778.84
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Solution
The fourth proportional to 7,029,552.60, 10,544,328.90 and 2,540,778.84 is: 3,811,168.26
Step by Step Solution
- Step 1: Write the proportion equation
7,029,552.60 : 10,544,328.90 = 2,540,778.84 : x - Step 2: Convert to fraction form
7,029,552.60/10,544,328.90 = 2,540,778.84/x - Step 3: Cross multiply
7,029,552.60x = 10,544,328.90 × 2,540,778.84 - Step 4: Simplify right side
7,029,552.60x = 26,790,807,751,120.48 - Step 5: Solve for x
x = 26,790,807,751,120.48/7,029,552.60 - Step 6: Final answer
x = 3,811,168.26
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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.