Finding the Fourth Proportional to 7,322,984.68, 10,106,315.94 and 4,060,822.12
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Solution
The fourth proportional to 7,322,984.68, 10,106,315.94 and 4,060,822.12 is: 5,604,265.63
Step by Step Solution
- Step 1: Write the proportion equation
7,322,984.68 : 10,106,315.94 = 4,060,822.12 : x - Step 2: Convert to fraction form
7,322,984.68/10,106,315.94 = 4,060,822.12/x - Step 3: Cross multiply
7,322,984.68x = 10,106,315.94 × 4,060,822.12 - Step 4: Simplify right side
7,322,984.68x = 41,039,951,320,860.59 - Step 5: Solve for x
x = 41,039,951,320,860.59/7,322,984.68 - Step 6: Final answer
x = 5,604,265.63
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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.