Finding the Fourth Proportional to 36,206,879.46, 49,965,146.70 and 19,687,010.08
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Solution
The fourth proportional to 36,206,879.46, 49,965,146.70 and 19,687,010.08 is: 27,167,885.26
Step by Step Solution
- Step 1: Write the proportion equation
36,206,879.46 : 49,965,146.70 = 19,687,010.08 : x - Step 2: Convert to fraction form
36,206,879.46/49,965,146.70 = 19,687,010.08/x - Step 3: Cross multiply
36,206,879.46x = 49,965,146.70 × 19,687,010.08 - Step 4: Simplify right side
36,206,879.46x = 983,664,346,731,578.75 - Step 5: Solve for x
x = 983,664,346,731,578.75/36,206,879.46 - Step 6: Final answer
x = 27,167,885.26
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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.