Finding the Fourth Proportional to 17,716,091.77, 26,564,521.33 and 7,989,324.09
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Solution
The fourth proportional to 17,716,091.77, 26,564,521.33 and 7,989,324.09 is: 11,979,649.52
Step by Step Solution
- Step 1: Write the proportion equation
17,716,091.77 : 26,564,521.33 = 7,989,324.09 : x - Step 2: Convert to fraction form
17,716,091.77/26,564,521.33 = 7,989,324.09/x - Step 3: Cross multiply
17,716,091.77x = 26,564,521.33 × 7,989,324.09 - Step 4: Simplify right side
17,716,091.77x = 212,232,570,201,087.81 - Step 5: Solve for x
x = 212,232,570,201,087.81/17,716,091.77 - Step 6: Final answer
x = 11,979,649.52
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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.