Finding the Fourth Proportional to 11,674,236.20, 17,464,115.10 and 10,257,060.20
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Solution
The fourth proportional to 11,674,236.20, 17,464,115.10 and 10,257,060.20 is: 15,344,085.63
Step by Step Solution
- Step 1: Write the proportion equation
11,674,236.20 : 17,464,115.10 = 10,257,060.20 : x - Step 2: Convert to fraction form
11,674,236.20/17,464,115.10 = 10,257,060.20/x - Step 3: Cross multiply
11,674,236.20x = 17,464,115.10 × 10,257,060.20 - Step 4: Simplify right side
11,674,236.20x = 179,130,479,920,429.03 - Step 5: Solve for x
x = 179,130,479,920,429.03/11,674,236.20 - Step 6: Final answer
x = 15,344,085.63
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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.