Finding the Fourth Proportional to 32,665,408.40, 48,998,112.60 and 9,943,353.20
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Solution
The fourth proportional to 32,665,408.40, 48,998,112.60 and 9,943,353.20 is: 14,915,029.80
Step by Step Solution
- Step 1: Write the proportion equation
32,665,408.40 : 48,998,112.60 = 9,943,353.20 : x - Step 2: Convert to fraction form
32,665,408.40/48,998,112.60 = 9,943,353.20/x - Step 3: Cross multiply
32,665,408.40x = 48,998,112.60 × 9,943,353.20 - Step 4: Simplify right side
32,665,408.40x = 487,205,539,715,170.31 - Step 5: Solve for x
x = 487,205,539,715,170.31/32,665,408.40 - Step 6: Final answer
x = 14,915,029.80
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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.