Finding the Fourth Proportional to 75,796,928.02, 113,683,988.19 and 21,202,436.96
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Solution
The fourth proportional to 75,796,928.02, 113,683,988.19 and 21,202,436.96 is: 31,800,465.48
Step by Step Solution
- Step 1: Write the proportion equation
75,796,928.02 : 113,683,988.19 = 21,202,436.96 : x - Step 2: Convert to fraction form
75,796,928.02/113,683,988.19 = 21,202,436.96/x - Step 3: Cross multiply
75,796,928.02x = 113,683,988.19 × 21,202,436.96 - Step 4: Simplify right side
75,796,928.02x = 2,410,377,592,738,245 - Step 5: Solve for x
x = 2,410,377,592,738,245/75,796,928.02 - Step 6: Final answer
x = 31,800,465.48
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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.