Finding the Fourth Proportional to 7,561,202.40, 11,341,803.60 and 2,512,512.90
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Solution
The fourth proportional to 7,561,202.40, 11,341,803.60 and 2,512,512.90 is: 3,768,769.35
Step by Step Solution
- Step 1: Write the proportion equation
7,561,202.40 : 11,341,803.60 = 2,512,512.90 : x - Step 2: Convert to fraction form
7,561,202.40/11,341,803.60 = 2,512,512.90/x - Step 3: Cross multiply
7,561,202.40x = 11,341,803.60 × 2,512,512.90 - Step 4: Simplify right side
7,561,202.40x = 28,496,427,854,266.44 - Step 5: Solve for x
x = 28,496,427,854,266.44/7,561,202.40 - Step 6: Final answer
x = 3,768,769.35
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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.