Finding the Fourth Proportional to 36,608,492.84, 50,524,202.40 and 21,138,558.80
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Solution
The fourth proportional to 36,608,492.84, 50,524,202.40 and 21,138,558.80 is: 29,173,799.31
Step by Step Solution
- Step 1: Write the proportion equation
36,608,492.84 : 50,524,202.40 = 21,138,558.80 : x - Step 2: Convert to fraction form
36,608,492.84/50,524,202.40 = 21,138,558.80/x - Step 3: Cross multiply
36,608,492.84x = 50,524,202.40 × 21,138,558.80 - Step 4: Simplify right side
36,608,492.84x = 1,068,008,823,255,501.12 - Step 5: Solve for x
x = 1,068,008,823,255,501.12/36,608,492.84 - Step 6: Final answer
x = 29,173,799.31
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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.