Finding the Fourth Proportional to 7,674,676.56, 11,511,097.92 and 5,970,520.80
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Solution
The fourth proportional to 7,674,676.56, 11,511,097.92 and 5,970,520.80 is: 8,955,067.88
Step by Step Solution
- Step 1: Write the proportion equation
7,674,676.56 : 11,511,097.92 = 5,970,520.80 : x - Step 2: Convert to fraction form
7,674,676.56/11,511,097.92 = 5,970,520.80/x - Step 3: Cross multiply
7,674,676.56x = 11,511,097.92 × 5,970,520.80 - Step 4: Simplify right side
7,674,676.56x = 68,727,249,562,196.73 - Step 5: Solve for x
x = 68,727,249,562,196.73/7,674,676.56 - Step 6: Final answer
x = 8,955,067.88
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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.