Finding the Fourth Proportional to 7,355,466.12, 11,035,682.10 and 3,256,221.84
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Solution
The fourth proportional to 7,355,466.12, 11,035,682.10 and 3,256,221.84 is: 4,885,431.93
Step by Step Solution
- Step 1: Write the proportion equation
7,355,466.12 : 11,035,682.10 = 3,256,221.84 : x - Step 2: Convert to fraction form
7,355,466.12/11,035,682.10 = 3,256,221.84/x - Step 3: Cross multiply
7,355,466.12x = 11,035,682.10 × 3,256,221.84 - Step 4: Simplify right side
7,355,466.12x = 35,934,629,073,317.06 - Step 5: Solve for x
x = 35,934,629,073,317.06/7,355,466.12 - Step 6: Final answer
x = 4,885,431.93
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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.