Finding the Fourth Proportional to 45,482,408.96, 68,216,139.36 and 16,330,212.90
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Solution
The fourth proportional to 45,482,408.96, 68,216,139.36 and 16,330,212.90 is: 24,492,635.82
Step by Step Solution
- Step 1: Write the proportion equation
45,482,408.96 : 68,216,139.36 = 16,330,212.90 : x - Step 2: Convert to fraction form
45,482,408.96/68,216,139.36 = 16,330,212.90/x - Step 3: Cross multiply
45,482,408.96x = 68,216,139.36 × 16,330,212.90 - Step 4: Simplify right side
45,482,408.96x = 1,113,984,078,964,869.75 - Step 5: Solve for x
x = 1,113,984,078,964,869.75/45,482,408.96 - Step 6: Final answer
x = 24,492,635.82
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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.