Finding the Fourth Proportional to 17,352,185.20, 26,028,277.80 and 8,394,233.20
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Solution
The fourth proportional to 17,352,185.20, 26,028,277.80 and 8,394,233.20 is: 12,591,349.80
Step by Step Solution
- Step 1: Write the proportion equation
17,352,185.20 : 26,028,277.80 = 8,394,233.20 : x - Step 2: Convert to fraction form
17,352,185.20/26,028,277.80 = 8,394,233.20/x - Step 3: Cross multiply
17,352,185.20x = 26,028,277.80 × 8,394,233.20 - Step 4: Simplify right side
17,352,185.20x = 218,487,433,647,582.94 - Step 5: Solve for x
x = 218,487,433,647,582.94/17,352,185.20 - Step 6: Final answer
x = 12,591,349.80
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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.