Finding the Fourth Proportional to 5,700,911.31, 7,867,260.94 and 3,122,635.14
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Solution
The fourth proportional to 5,700,911.31, 7,867,260.94 and 3,122,635.14 is: 4,309,238.32
Step by Step Solution
- Step 1: Write the proportion equation
5,700,911.31 : 7,867,260.94 = 3,122,635.14 : x - Step 2: Convert to fraction form
5,700,911.31/7,867,260.94 = 3,122,635.14/x - Step 3: Cross multiply
5,700,911.31x = 7,867,260.94 × 3,122,635.14 - Step 4: Simplify right side
5,700,911.31x = 24,566,585,466,793.43 - Step 5: Solve for x
x = 24,566,585,466,793.43/5,700,911.31 - Step 6: Final answer
x = 4,309,238.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.