Finding the Fourth Proportional to 14,580,884.36, 20,121,229.86 and 8,054,373.35
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Solution
The fourth proportional to 14,580,884.36, 20,121,229.86 and 8,054,373.35 is: 11,114,819.48
Step by Step Solution
- Step 1: Write the proportion equation
14,580,884.36 : 20,121,229.86 = 8,054,373.35 : x - Step 2: Convert to fraction form
14,580,884.36/20,121,229.86 = 8,054,373.35/x - Step 3: Cross multiply
14,580,884.36x = 20,121,229.86 × 8,054,373.35 - Step 4: Simplify right side
14,580,884.36x = 162,063,897,553,608.22 - Step 5: Solve for x
x = 162,063,897,553,608.22/14,580,884.36 - Step 6: Final answer
x = 11,114,819.48
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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.