Finding the Fourth Proportional to 61,118,550.46, 84,318,715.56 and 34,651,324.18
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Solution
The fourth proportional to 61,118,550.46, 84,318,715.56 and 34,651,324.18 is: 47,804,719.28
Step by Step Solution
- Step 1: Write the proportion equation
61,118,550.46 : 84,318,715.56 = 34,651,324.18 : x - Step 2: Convert to fraction form
61,118,550.46/84,318,715.56 = 34,651,324.18/x - Step 3: Cross multiply
61,118,550.46x = 84,318,715.56 × 34,651,324.18 - Step 4: Simplify right side
61,118,550.46x = 2,921,755,147,310,770.50 - Step 5: Solve for x
x = 2,921,755,147,310,770.50/61,118,550.46 - Step 6: Final answer
x = 47,804,719.28
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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.