Finding the Fourth Proportional to 13,763,194.92, 18,993,282.84 and 7,568,641.08
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Solution
The fourth proportional to 13,763,194.92, 18,993,282.84 and 7,568,641.08 is: 10,444,765.30
Step by Step Solution
- Step 1: Write the proportion equation
13,763,194.92 : 18,993,282.84 = 7,568,641.08 : x - Step 2: Convert to fraction form
13,763,194.92/18,993,282.84 = 7,568,641.08/x - Step 3: Cross multiply
13,763,194.92x = 18,993,282.84 × 7,568,641.08 - Step 4: Simplify right side
13,763,194.92x = 143,753,340,746,883.06 - Step 5: Solve for x
x = 143,753,340,746,883.06/13,763,194.92 - Step 6: Final answer
x = 10,444,765.30
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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.