Finding the Fourth Proportional to 48,790,731.05, 67,330,580.68 and 27,882,524.27
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Solution
The fourth proportional to 48,790,731.05, 67,330,580.68 and 27,882,524.27 is: 38,477,524.52
Step by Step Solution
- Step 1: Write the proportion equation
48,790,731.05 : 67,330,580.68 = 27,882,524.27 : x - Step 2: Convert to fraction form
48,790,731.05/67,330,580.68 = 27,882,524.27/x - Step 3: Cross multiply
48,790,731.05x = 67,330,580.68 × 27,882,524.27 - Step 4: Simplify right side
48,790,731.05x = 1,877,346,550,021,913.25 - Step 5: Solve for x
x = 1,877,346,550,021,913.25/48,790,731.05 - Step 6: Final answer
x = 38,477,524.52
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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.