Finding the Fourth Proportional to 12,351,378.35, 17,044,693.79 and 6,844,741.99
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Solution
The fourth proportional to 12,351,378.35, 17,044,693.79 and 6,844,741.99 is: 9,445,628.49
Step by Step Solution
- Step 1: Write the proportion equation
12,351,378.35 : 17,044,693.79 = 6,844,741.99 : x - Step 2: Convert to fraction form
12,351,378.35/17,044,693.79 = 6,844,741.99/x - Step 3: Cross multiply
12,351,378.35x = 17,044,693.79 × 6,844,741.99 - Step 4: Simplify right side
12,351,378.35x = 116,666,531,214,269.80 - Step 5: Solve for x
x = 116,666,531,214,269.80/12,351,378.35 - Step 6: Final answer
x = 9,445,628.49
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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.