Finding the Fourth Proportional to 79,373,672.96, 109,538,740.13 and 44,094,149.28
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Solution
The fourth proportional to 79,373,672.96, 109,538,740.13 and 44,094,149.28 is: 60,851,632.28
Step by Step Solution
- Step 1: Write the proportion equation
79,373,672.96 : 109,538,740.13 = 44,094,149.28 : x - Step 2: Convert to fraction form
79,373,672.96/109,538,740.13 = 44,094,149.28/x - Step 3: Cross multiply
79,373,672.96x = 109,538,740.13 × 44,094,149.28 - Step 4: Simplify right side
79,373,672.96x = 4,830,017,559,014,876 - Step 5: Solve for x
x = 4,830,017,559,014,876/79,373,672.96 - Step 6: Final answer
x = 60,851,632.28
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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.