Finding the Fourth Proportional to 27,312,887.34, 37,691,338.68 and 14,922,714.09
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Solution
The fourth proportional to 27,312,887.34, 37,691,338.68 and 14,922,714.09 is: 20,593,101.85
Step by Step Solution
- Step 1: Write the proportion equation
27,312,887.34 : 37,691,338.68 = 14,922,714.09 : x - Step 2: Convert to fraction form
27,312,887.34/37,691,338.68 = 14,922,714.09/x - Step 3: Cross multiply
27,312,887.34x = 37,691,338.68 × 14,922,714.09 - Step 4: Simplify right side
27,312,887.34x = 562,457,070,790,998 - Step 5: Solve for x
x = 562,457,070,790,998/27,312,887.34 - Step 6: Final answer
x = 20,593,101.85
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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.