Finding the Fourth Proportional to 6,648,275.70, 9,969,497.55 and 3,052,847.70
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Solution
The fourth proportional to 6,648,275.70, 9,969,497.55 and 3,052,847.70 is: 4,577,932.54
Step by Step Solution
- Step 1: Write the proportion equation
6,648,275.70 : 9,969,497.55 = 3,052,847.70 : x - Step 2: Convert to fraction form
6,648,275.70/9,969,497.55 = 3,052,847.70/x - Step 3: Cross multiply
6,648,275.70x = 9,969,497.55 × 3,052,847.70 - Step 4: Simplify right side
6,648,275.70x = 30,435,357,665,673.14 - Step 5: Solve for x
x = 30,435,357,665,673.14/6,648,275.70 - Step 6: Final answer
x = 4,577,932.54
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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.