Finding the Fourth Proportional to 27,312,843.23, 37,691,277.80 and 14,922,669.99
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Solution
The fourth proportional to 27,312,843.23, 37,691,277.80 and 14,922,669.99 is: 20,593,040.99
Step by Step Solution
- Step 1: Write the proportion equation
27,312,843.23 : 37,691,277.80 = 14,922,669.99 : x - Step 2: Convert to fraction form
27,312,843.23/37,691,277.80 = 14,922,669.99/x - Step 3: Cross multiply
27,312,843.23x = 37,691,277.80 × 14,922,669.99 - Step 4: Simplify right side
27,312,843.23x = 562,454,500,110,813.19 - Step 5: Solve for x
x = 562,454,500,110,813.19/27,312,843.23 - Step 6: Final answer
x = 20,593,040.99
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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.