Finding the Fourth Proportional to 11,228,145.36, 15,494,933.24 and 6,199,056.84
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Solution
The fourth proportional to 11,228,145.36, 15,494,933.24 and 6,199,056.84 is: 8,554,749.59
Step by Step Solution
- Step 1: Write the proportion equation
11,228,145.36 : 15,494,933.24 = 6,199,056.84 : x - Step 2: Convert to fraction form
11,228,145.36/15,494,933.24 = 6,199,056.84/x - Step 3: Cross multiply
11,228,145.36x = 15,494,933.24 × 6,199,056.84 - Step 4: Simplify right side
11,228,145.36x = 96,053,971,886,765.36 - Step 5: Solve for x
x = 96,053,971,886,765.36/11,228,145.36 - Step 6: Final answer
x = 8,554,749.59
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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.