Finding the Fourth Proportional to 17,086,829.80, 25,630,244.70 and 6,986,093.80
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Solution
The fourth proportional to 17,086,829.80, 25,630,244.70 and 6,986,093.80 is: 10,479,140.70
Step by Step Solution
- Step 1: Write the proportion equation
17,086,829.80 : 25,630,244.70 = 6,986,093.80 : x - Step 2: Convert to fraction form
17,086,829.80/25,630,244.70 = 6,986,093.80/x - Step 3: Cross multiply
17,086,829.80x = 25,630,244.70 × 6,986,093.80 - Step 4: Simplify right side
17,086,829.80x = 179,055,293,591,152.84 - Step 5: Solve for x
x = 179,055,293,591,152.84/17,086,829.80 - Step 6: Final answer
x = 10,479,140.70
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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.