Finding the Fourth Proportional to 13,094,388.08, 18,067,068.84 and 8,623,481.54
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Solution
The fourth proportional to 13,094,388.08, 18,067,068.84 and 8,623,481.54 is: 11,898,305.88
Step by Step Solution
- Step 1: Write the proportion equation
13,094,388.08 : 18,067,068.84 = 8,623,481.54 : x - Step 2: Convert to fraction form
13,094,388.08/18,067,068.84 = 8,623,481.54/x - Step 3: Cross multiply
13,094,388.08x = 18,067,068.84 × 8,623,481.54 - Step 4: Simplify right side
13,094,388.08x = 155,801,034,623,649.19 - Step 5: Solve for x
x = 155,801,034,623,649.19/13,094,388.08 - Step 6: Final answer
x = 11,898,305.88
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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.