Finding the Fourth Proportional to 18,021,726.06, 27,033,850.03 and 8,921,380.22
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Solution
The fourth proportional to 18,021,726.06, 27,033,850.03 and 8,921,380.22 is: 13,382,694.54
Step by Step Solution
- Step 1: Write the proportion equation
18,021,726.06 : 27,033,850.03 = 8,921,380.22 : x - Step 2: Convert to fraction form
18,021,726.06/27,033,850.03 = 8,921,380.22/x - Step 3: Cross multiply
18,021,726.06x = 27,033,850.03 × 8,921,380.22 - Step 4: Simplify right side
18,021,726.06x = 241,179,254,928,088.44 - Step 5: Solve for x
x = 241,179,254,928,088.44/18,021,726.06 - Step 6: Final answer
x = 13,382,694.54
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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.