Finding the Fourth Proportional to 13,080,027.05, 19,608,690.34 and 6,597,691.12
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Solution
The fourth proportional to 13,080,027.05, 19,608,690.34 and 6,597,691.12 is: 9,890,811.51
Step by Step Solution
- Step 1: Write the proportion equation
13,080,027.05 : 19,608,690.34 = 6,597,691.12 : x - Step 2: Convert to fraction form
13,080,027.05/19,608,690.34 = 6,597,691.12/x - Step 3: Cross multiply
13,080,027.05x = 19,608,690.34 × 6,597,691.12 - Step 4: Simplify right side
13,080,027.05x = 129,372,082,098,059.33 - Step 5: Solve for x
x = 129,372,082,098,059.33/13,080,027.05 - Step 6: Final answer
x = 9,890,811.51
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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.