Finding the Fourth Proportional to 11,178,392.67, 16,767,568.09 and 3,502,625.13
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Solution
The fourth proportional to 11,178,392.67, 16,767,568.09 and 3,502,625.13 is: 5,253,931.14
Step by Step Solution
- Step 1: Write the proportion equation
11,178,392.67 : 16,767,568.09 = 3,502,625.13 : x - Step 2: Convert to fraction form
11,178,392.67/16,767,568.09 = 3,502,625.13/x - Step 3: Cross multiply
11,178,392.67x = 16,767,568.09 × 3,502,625.13 - Step 4: Simplify right side
11,178,392.67x = 58,730,505,361,020.10 - Step 5: Solve for x
x = 58,730,505,361,020.10/11,178,392.67 - Step 6: Final answer
x = 5,253,931.14
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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.