Finding the Fourth Proportional to 7,118,359.98, 10,678,913.73 and 2,324,760.54
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Solution
The fourth proportional to 7,118,359.98, 10,678,913.73 and 2,324,760.54 is: 3,487,589.46
Step by Step Solution
- Step 1: Write the proportion equation
7,118,359.98 : 10,678,913.73 = 2,324,760.54 : x - Step 2: Convert to fraction form
7,118,359.98/10,678,913.73 = 2,324,760.54/x - Step 3: Cross multiply
7,118,359.98x = 10,678,913.73 × 2,324,760.54 - Step 4: Simplify right side
7,118,359.98x = 24,825,917,249,568.21 - Step 5: Solve for x
x = 24,825,917,249,568.21/7,118,359.98 - Step 6: Final answer
x = 3,487,589.46
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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.