Finding the Fourth Proportional to 7,775,740.44, 11,668,816.80 and 3,226,793.67
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Solution
The fourth proportional to 7,775,740.44, 11,668,816.80 and 3,226,793.67 is: 4,842,350.96
Step by Step Solution
- Step 1: Write the proportion equation
7,775,740.44 : 11,668,816.80 = 3,226,793.67 : x - Step 2: Convert to fraction form
7,775,740.44/11,668,816.80 = 3,226,793.67/x - Step 3: Cross multiply
7,775,740.44x = 11,668,816.80 × 3,226,793.67 - Step 4: Simplify right side
7,775,740.44x = 37,652,864,186,629.66 - Step 5: Solve for x
x = 37,652,864,186,629.66/7,775,740.44 - Step 6: Final answer
x = 4,842,350.96
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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.