Finding the Fourth Proportional to 8,453,201.50, 11,665,418.07 and 4,831,607.26
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Solution
The fourth proportional to 8,453,201.50, 11,665,418.07 and 4,831,607.26 is: 6,667,618.02
Step by Step Solution
- Step 1: Write the proportion equation
8,453,201.50 : 11,665,418.07 = 4,831,607.26 : x - Step 2: Convert to fraction form
8,453,201.50/11,665,418.07 = 4,831,607.26/x - Step 3: Cross multiply
8,453,201.50x = 11,665,418.07 × 4,831,607.26 - Step 4: Simplify right side
8,453,201.50x = 56,362,718,637,947.19 - Step 5: Solve for x
x = 56,362,718,637,947.19/8,453,201.50 - Step 6: Final answer
x = 6,667,618.02
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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.