Finding the Fourth Proportional to 16,536,362.40, 24,804,543.60 and 11,965,969.80
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Solution
The fourth proportional to 16,536,362.40, 24,804,543.60 and 11,965,969.80 is: 17,948,954.70
Step by Step Solution
- Step 1: Write the proportion equation
16,536,362.40 : 24,804,543.60 = 11,965,969.80 : x - Step 2: Convert to fraction form
16,536,362.40/24,804,543.60 = 11,965,969.80/x - Step 3: Cross multiply
16,536,362.40x = 24,804,543.60 × 11,965,969.80 - Step 4: Simplify right side
16,536,362.40x = 296,810,419,620,383.31 - Step 5: Solve for x
x = 296,810,419,620,383.31/16,536,362.40 - Step 6: Final answer
x = 17,948,954.70
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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.