Finding the Fourth Proportional to 22,135,235.28, 33,207,580.08 and 7,759,180.32
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Solution
The fourth proportional to 22,135,235.28, 33,207,580.08 and 7,759,180.32 is: 11,640,427.52
Step by Step Solution
- Step 1: Write the proportion equation
22,135,235.28 : 33,207,580.08 = 7,759,180.32 : x - Step 2: Convert to fraction form
22,135,235.28/33,207,580.08 = 7,759,180.32/x - Step 3: Cross multiply
22,135,235.28x = 33,207,580.08 × 7,759,180.32 - Step 4: Simplify right side
22,135,235.28x = 257,663,601,831,560.03 - Step 5: Solve for x
x = 257,663,601,831,560.03/22,135,235.28 - Step 6: Final answer
x = 11,640,427.52
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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.