Finding the Fourth Proportional to 5,337,986.92, 7,366,948.86 and 3,046,490.44
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Solution
The fourth proportional to 5,337,986.92, 7,366,948.86 and 3,046,490.44 is: 4,204,457.52
Step by Step Solution
- Step 1: Write the proportion equation
5,337,986.92 : 7,366,948.86 = 3,046,490.44 : x - Step 2: Convert to fraction form
5,337,986.92/7,366,948.86 = 3,046,490.44/x - Step 3: Cross multiply
5,337,986.92x = 7,366,948.86 × 3,046,490.44 - Step 4: Simplify right side
5,337,986.92x = 22,443,339,273,958.90 - Step 5: Solve for x
x = 22,443,339,273,958.90/5,337,986.92 - Step 6: Final answer
x = 4,204,457.52
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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.