Finding the Fourth Proportional to 11,301,078.96, 15,595,410.06 and 6,144,441.84
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Solution
The fourth proportional to 11,301,078.96, 15,595,410.06 and 6,144,441.84 is: 8,479,286.84
Step by Step Solution
- Step 1: Write the proportion equation
11,301,078.96 : 15,595,410.06 = 6,144,441.84 : x - Step 2: Convert to fraction form
11,301,078.96/15,595,410.06 = 6,144,441.84/x - Step 3: Cross multiply
11,301,078.96x = 15,595,410.06 × 6,144,441.84 - Step 4: Simplify right side
11,301,078.96x = 95,825,090,084,620.91 - Step 5: Solve for x
x = 95,825,090,084,620.91/11,301,078.96 - Step 6: Final answer
x = 8,479,286.84
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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.