Finding the Fourth Proportional to 48,204,221.78, 66,521,620.37 and 26,177,566.97
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Solution
The fourth proportional to 48,204,221.78, 66,521,620.37 and 26,177,566.97 is: 36,124,930.72
Step by Step Solution
- Step 1: Write the proportion equation
48,204,221.78 : 66,521,620.37 = 26,177,566.97 : x - Step 2: Convert to fraction form
48,204,221.78/66,521,620.37 = 26,177,566.97/x - Step 3: Cross multiply
48,204,221.78x = 66,521,620.37 × 26,177,566.97 - Step 4: Simplify right side
48,204,221.78x = 1,741,374,172,420,339.25 - Step 5: Solve for x
x = 1,741,374,172,420,339.25/48,204,221.78 - Step 6: Final answer
x = 36,124,930.72
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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.