Finding the Fourth Proportional to 11,616,535.68, 16,028,470.08 and 6,786,706.56
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Solution
The fourth proportional to 11,616,535.68, 16,028,470.08 and 6,786,706.56 is: 9,364,282.61
Step by Step Solution
- Step 1: Write the proportion equation
11,616,535.68 : 16,028,470.08 = 6,786,706.56 : x - Step 2: Convert to fraction form
11,616,535.68/16,028,470.08 = 6,786,706.56/x - Step 3: Cross multiply
11,616,535.68x = 16,028,470.08 × 6,786,706.56 - Step 4: Simplify right side
11,616,535.68x = 108,780,523,038,699.72 - Step 5: Solve for x
x = 108,780,523,038,699.72/11,616,535.68 - Step 6: Final answer
x = 9,364,282.61
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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.