Finding the Fourth Proportional to 7,676,654.99, 11,517,473.96 and 2,285,352.12
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Solution
The fourth proportional to 7,676,654.99, 11,517,473.96 and 2,285,352.12 is: 3,428,769.90
Step by Step Solution
- Step 1: Write the proportion equation
7,676,654.99 : 11,517,473.96 = 2,285,352.12 : x - Step 2: Convert to fraction form
7,676,654.99/11,517,473.96 = 2,285,352.12/x - Step 3: Cross multiply
7,676,654.99x = 11,517,473.96 × 2,285,352.12 - Step 4: Simplify right side
7,676,654.99x = 26,321,483,578,291.04 - Step 5: Solve for x
x = 26,321,483,578,291.04/7,676,654.99 - Step 6: Final answer
x = 3,428,769.90
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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.