Finding the Fourth Proportional to 11,467,178.49, 15,824,708.64 and 6,310,540.02
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Solution
The fourth proportional to 11,467,178.49, 15,824,708.64 and 6,310,540.02 is: 8,708,546.51
Step by Step Solution
- Step 1: Write the proportion equation
11,467,178.49 : 15,824,708.64 = 6,310,540.02 : x - Step 2: Convert to fraction form
11,467,178.49/15,824,708.64 = 6,310,540.02/x - Step 3: Cross multiply
11,467,178.49x = 15,824,708.64 × 6,310,540.02 - Step 4: Simplify right side
11,467,178.49x = 99,862,457,177,559.77 - Step 5: Solve for x
x = 99,862,457,177,559.77/11,467,178.49 - Step 6: Final answer
x = 8,708,546.51
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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.