Finding the Fourth Proportional to 12,894,099.99, 17,793,900.06 and 7,093,323.06
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Solution
The fourth proportional to 12,894,099.99, 17,793,900.06 and 7,093,323.06 is: 9,788,808.97
Step by Step Solution
- Step 1: Write the proportion equation
12,894,099.99 : 17,793,900.06 = 7,093,323.06 : x - Step 2: Convert to fraction form
12,894,099.99/17,793,900.06 = 7,093,323.06/x - Step 3: Cross multiply
12,894,099.99x = 17,793,900.06 × 7,093,323.06 - Step 4: Simplify right side
12,894,099.99x = 126,217,881,622,933.36 - Step 5: Solve for x
x = 126,217,881,622,933.36/12,894,099.99 - Step 6: Final answer
x = 9,788,808.97
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1.5x scale
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.