Finding the Fourth Proportional to 18,312,820.08, 27,471,748.24 and 6,797,308.88
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Solution
The fourth proportional to 18,312,820.08, 27,471,748.24 and 6,797,308.88 is: 10,196,897.99
Step by Step Solution
- Step 1: Write the proportion equation
18,312,820.08 : 27,471,748.24 = 6,797,308.88 : x - Step 2: Convert to fraction form
18,312,820.08/27,471,748.24 = 6,797,308.88/x - Step 3: Cross multiply
18,312,820.08x = 27,471,748.24 × 6,797,308.88 - Step 4: Simplify right side
18,312,820.08x = 186,733,958,260,876.34 - Step 5: Solve for x
x = 186,733,958,260,876.34/18,312,820.08 - Step 6: Final answer
x = 10,196,897.99
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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.