Finding the Fourth Proportional to 6,124,305.12, 8,451,474.00 and 3,370,933.68
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Solution
The fourth proportional to 6,124,305.12, 8,451,474.00 and 3,370,933.68 is: 4,651,851.56
Step by Step Solution
- Step 1: Write the proportion equation
6,124,305.12 : 8,451,474.00 = 3,370,933.68 : x - Step 2: Convert to fraction form
6,124,305.12/8,451,474.00 = 3,370,933.68/x - Step 3: Cross multiply
6,124,305.12x = 8,451,474.00 × 3,370,933.68 - Step 4: Simplify right side
6,124,305.12x = 28,489,358,339,603.32 - Step 5: Solve for x
x = 28,489,358,339,603.32/6,124,305.12 - Step 6: Final answer
x = 4,651,851.56
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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.