Finding the Fourth Proportional to 7,399,706.95, 11,099,438.04 and 2,212,328.58
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Solution
The fourth proportional to 7,399,706.95, 11,099,438.04 and 2,212,328.58 is: 3,318,456.28
Step by Step Solution
- Step 1: Write the proportion equation
7,399,706.95 : 11,099,438.04 = 2,212,328.58 : x - Step 2: Convert to fraction form
7,399,706.95/11,099,438.04 = 2,212,328.58/x - Step 3: Cross multiply
7,399,706.95x = 11,099,438.04 × 2,212,328.58 - Step 4: Simplify right side
7,399,706.95x = 24,555,603,997,831.18 - Step 5: Solve for x
x = 24,555,603,997,831.18/7,399,706.95 - Step 6: Final answer
x = 3,318,456.28
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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.