Finding the Fourth Proportional to 27,685,860.24, 41,537,662.09 and 19,385,310.05
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Solution
The fourth proportional to 27,685,860.24, 41,537,662.09 and 19,385,310.05 is: 29,084,176.95
Step by Step Solution
- Step 1: Write the proportion equation
27,685,860.24 : 41,537,662.09 = 19,385,310.05 : x - Step 2: Convert to fraction form
27,685,860.24/41,537,662.09 = 19,385,310.05/x - Step 3: Cross multiply
27,685,860.24x = 41,537,662.09 × 19,385,310.05 - Step 4: Simplify right side
27,685,860.24x = 805,220,458,366,781.12 - Step 5: Solve for x
x = 805,220,458,366,781.12/27,685,860.24 - Step 6: Final answer
x = 29,084,176.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.