Finding the Fourth Proportional to 7,366,898.47, 11,052,057.21 and 2,318,077.75
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Solution
The fourth proportional to 7,366,898.47, 11,052,057.21 and 2,318,077.75 is: 3,477,654.54
Step by Step Solution
- Step 1: Write the proportion equation
7,366,898.47 : 11,052,057.21 = 2,318,077.75 : x - Step 2: Convert to fraction form
7,366,898.47/11,052,057.21 = 2,318,077.75/x - Step 3: Cross multiply
7,366,898.47x = 11,052,057.21 × 2,318,077.75 - Step 4: Simplify right side
7,366,898.47x = 25,619,527,910,228.08 - Step 5: Solve for x
x = 25,619,527,910,228.08/7,366,898.47 - Step 6: Final answer
x = 3,477,654.54
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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.