Finding the Fourth Proportional to 9,982,367.87, 13,775,676.84 and 5,398,689.24
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Solution
The fourth proportional to 9,982,367.87, 13,775,676.84 and 5,398,689.24 is: 7,450,196.12
Step by Step Solution
- Step 1: Write the proportion equation
9,982,367.87 : 13,775,676.84 = 5,398,689.24 : x - Step 2: Convert to fraction form
9,982,367.87/13,775,676.84 = 5,398,689.24/x - Step 3: Cross multiply
9,982,367.87x = 13,775,676.84 × 5,398,689.24 - Step 4: Simplify right side
9,982,367.87x = 74,370,598,329,825.20 - Step 5: Solve for x
x = 74,370,598,329,825.20/9,982,367.87 - Step 6: Final answer
x = 7,450,196.12
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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.