Finding the Fourth Proportional to 11,111,512.74, 16,750,552.14 and 10,370,816.84
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Solution
The fourth proportional to 11,111,512.74, 16,750,552.14 and 10,370,816.84 is: 15,633,956.62
Step by Step Solution
- Step 1: Write the proportion equation
11,111,512.74 : 16,750,552.14 = 10,370,816.84 : x - Step 2: Convert to fraction form
11,111,512.74/16,750,552.14 = 10,370,816.84/x - Step 3: Cross multiply
11,111,512.74x = 16,750,552.14 × 10,370,816.84 - Step 4: Simplify right side
11,111,512.74x = 173,716,908,212,810.03 - Step 5: Solve for x
x = 173,716,908,212,810.03/11,111,512.74 - Step 6: Final answer
x = 15,633,956.62
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.