Finding the Fourth Proportional to 57,324,704.18, 85,902,024.90 and 42,104,233.94
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Solution
The fourth proportional to 57,324,704.18, 85,902,024.90 and 42,104,233.94 is: 63,093,896.50
Step by Step Solution
- Step 1: Write the proportion equation
57,324,704.18 : 85,902,024.90 = 42,104,233.94 : x - Step 2: Convert to fraction form
57,324,704.18/85,902,024.90 = 42,104,233.94/x - Step 3: Cross multiply
57,324,704.18x = 85,902,024.90 × 42,104,233.94 - Step 4: Simplify right side
57,324,704.18x = 3,616,838,952,309,305 - Step 5: Solve for x
x = 3,616,838,952,309,305/57,324,704.18 - Step 6: Final answer
x = 63,093,896.50
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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.