Finding the Fourth Proportional to 27,685,860.74, 41,537,662.84 and 19,385,310.54
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Solution
The fourth proportional to 27,685,860.74, 41,537,662.84 and 19,385,310.54 is: 29,084,177.69
Step by Step Solution
- Step 1: Write the proportion equation
27,685,860.74 : 41,537,662.84 = 19,385,310.54 : x - Step 2: Convert to fraction form
27,685,860.74/41,537,662.84 = 19,385,310.54/x - Step 3: Cross multiply
27,685,860.74x = 41,537,662.84 × 19,385,310.54 - Step 4: Simplify right side
27,685,860.74x = 805,220,493,259,218.38 - Step 5: Solve for x
x = 805,220,493,259,218.38/27,685,860.74 - Step 6: Final answer
x = 29,084,177.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.