Finding the Fourth Proportional to 27,230,894.79, 37,577,680.70 and 14,840,733.03
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Solution
The fourth proportional to 27,230,894.79, 37,577,680.70 and 14,840,733.03 is: 20,479,691.59
Step by Step Solution
- Step 1: Write the proportion equation
27,230,894.79 : 37,577,680.70 = 14,840,733.03 : x - Step 2: Convert to fraction form
27,230,894.79/37,577,680.70 = 14,840,733.03/x - Step 3: Cross multiply
27,230,894.79x = 37,577,680.70 × 14,840,733.03 - Step 4: Simplify right side
27,230,894.79x = 557,680,327,081,079.81 - Step 5: Solve for x
x = 557,680,327,081,079.81/27,230,894.79 - Step 6: Final answer
x = 20,479,691.59
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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.