Finding the Fourth Proportional to 9,378,107.87, 14,065,193.48 and 2,644,947.23
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Solution
The fourth proportional to 9,378,107.87, 14,065,193.48 and 2,644,947.23 is: 3,966,865.70
Step by Step Solution
- Step 1: Write the proportion equation
9,378,107.87 : 14,065,193.48 = 2,644,947.23 : x - Step 2: Convert to fraction form
9,378,107.87/14,065,193.48 = 2,644,947.23/x - Step 3: Cross multiply
9,378,107.87x = 14,065,193.48 × 2,644,947.23 - Step 4: Simplify right side
9,378,107.87x = 37,201,694,450,789.36 - Step 5: Solve for x
x = 37,201,694,450,789.36/9,378,107.87 - Step 6: Final answer
x = 3,966,865.70
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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.