Finding the Fourth Proportional to 75,890,545.98, 104,729,293.11 and 41,083,236.30
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Solution
The fourth proportional to 75,890,545.98, 104,729,293.11 and 41,083,236.30 is: 56,695,049.98
Step by Step Solution
- Step 1: Write the proportion equation
75,890,545.98 : 104,729,293.11 = 41,083,236.30 : x - Step 2: Convert to fraction form
75,890,545.98/104,729,293.11 = 41,083,236.30/x - Step 3: Cross multiply
75,890,545.98x = 104,729,293.11 × 41,083,236.30 - Step 4: Simplify right side
75,890,545.98x = 4,302,618,296,916,889 - Step 5: Solve for x
x = 4,302,618,296,916,889/75,890,545.98 - Step 6: Final answer
x = 56,695,049.98
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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.