Finding the Fourth Proportional to 18,316,247.22, 27,448,540.79 and 10,122,579.18
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Solution
The fourth proportional to 18,316,247.22, 27,448,540.79 and 10,122,579.18 is: 15,169,593.65
Step by Step Solution
- Step 1: Write the proportion equation
18,316,247.22 : 27,448,540.79 = 10,122,579.18 : x - Step 2: Convert to fraction form
18,316,247.22/27,448,540.79 = 10,122,579.18/x - Step 3: Cross multiply
18,316,247.22x = 27,448,540.79 × 10,122,579.18 - Step 4: Simplify right side
18,316,247.22x = 277,850,027,471,621.84 - Step 5: Solve for x
x = 277,850,027,471,621.84/18,316,247.22 - Step 6: Final answer
x = 15,169,593.65
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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.