Finding the Fourth Proportional to 48,354,715.36, 66,729,949.68 and 26,625,460.96
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Solution
The fourth proportional to 48,354,715.36, 66,729,949.68 and 26,625,460.96 is: 36,743,379.77
Step by Step Solution
- Step 1: Write the proportion equation
48,354,715.36 : 66,729,949.68 = 26,625,460.96 : x - Step 2: Convert to fraction form
48,354,715.36/66,729,949.68 = 26,625,460.96/x - Step 3: Cross multiply
48,354,715.36x = 66,729,949.68 × 26,625,460.96 - Step 4: Simplify right side
48,354,715.36x = 1,776,715,670,067,604.50 - Step 5: Solve for x
x = 1,776,715,670,067,604.50/48,354,715.36 - Step 6: Final answer
x = 36,743,379.77
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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.