Finding the Fourth Proportional to 27,312,751.35, 37,691,156.67 and 14,922,578.52
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Solution
The fourth proportional to 27,312,751.35, 37,691,156.67 and 14,922,578.52 is: 20,592,917.85
Step by Step Solution
- Step 1: Write the proportion equation
27,312,751.35 : 37,691,156.67 = 14,922,578.52 : x - Step 2: Convert to fraction form
27,312,751.35/37,691,156.67 = 14,922,578.52/x - Step 3: Cross multiply
27,312,751.35x = 37,691,156.67 × 14,922,578.52 - Step 4: Simplify right side
27,312,751.35x = 562,449,244,917,696.75 - Step 5: Solve for x
x = 562,449,244,917,696.75/27,312,751.35 - Step 6: Final answer
x = 20,592,917.85
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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.