Finding the Fourth Proportional to 36,010,394.73, 49,694,341.05 and 19,490,516.40
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Solution
The fourth proportional to 36,010,394.73, 49,694,341.05 and 19,490,516.40 is: 26,896,910.64
Step by Step Solution
- Step 1: Write the proportion equation
36,010,394.73 : 49,694,341.05 = 19,490,516.40 : x - Step 2: Convert to fraction form
36,010,394.73/49,694,341.05 = 19,490,516.40/x - Step 3: Cross multiply
36,010,394.73x = 49,694,341.05 × 19,490,516.40 - Step 4: Simplify right side
36,010,394.73x = 968,568,369,222,218.12 - Step 5: Solve for x
x = 968,568,369,222,218.12/36,010,394.73 - Step 6: Final answer
x = 26,896,910.64
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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.