Finding the Fourth Proportional to 23,328,194.74, 34,992,292.11 and 20,493,842.74
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Solution
The fourth proportional to 23,328,194.74, 34,992,292.11 and 20,493,842.74 is: 30,740,764.11
Step by Step Solution
- Step 1: Write the proportion equation
23,328,194.74 : 34,992,292.11 = 20,493,842.74 : x - Step 2: Convert to fraction form
23,328,194.74/34,992,292.11 = 20,493,842.74/x - Step 3: Cross multiply
23,328,194.74x = 34,992,292.11 × 20,493,842.74 - Step 4: Simplify right side
23,328,194.74x = 717,126,531,450,150.25 - Step 5: Solve for x
x = 717,126,531,450,150.25/23,328,194.74 - Step 6: Final answer
x = 30,740,764.11
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.