Finding the Fourth Proportional to 17,578,000.21, 26,367,598.29 and 8,351,210.84
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Solution
The fourth proportional to 17,578,000.21, 26,367,598.29 and 8,351,210.84 is: 12,527,100.35
Step by Step Solution
- Step 1: Write the proportion equation
17,578,000.21 : 26,367,598.29 = 8,351,210.84 : x - Step 2: Convert to fraction form
17,578,000.21/26,367,598.29 = 8,351,210.84/x - Step 3: Cross multiply
17,578,000.21x = 26,367,598.29 × 8,351,210.84 - Step 4: Simplify right side
17,578,000.21x = 220,201,372,532,375.47 - Step 5: Solve for x
x = 220,201,372,532,375.47/17,578,000.21 - Step 6: Final answer
x = 12,527,100.35
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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.