Finding the Fourth Proportional to 8,685,838.36, 13,030,759.08 and 3,006,062.66
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Solution
The fourth proportional to 8,685,838.36, 13,030,759.08 and 3,006,062.66 is: 4,509,786.70
Step by Step Solution
- Step 1: Write the proportion equation
8,685,838.36 : 13,030,759.08 = 3,006,062.66 : x - Step 2: Convert to fraction form
8,685,838.36/13,030,759.08 = 3,006,062.66/x - Step 3: Cross multiply
8,685,838.36x = 13,030,759.08 × 3,006,062.66 - Step 4: Simplify right side
8,685,838.36x = 39,171,278,301,843.95 - Step 5: Solve for x
x = 39,171,278,301,843.95/8,685,838.36 - Step 6: Final answer
x = 4,509,786.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.