Finding the Fourth Proportional to 48,770,492.07, 73,155,982.58 and 12,378,893.24
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Solution
The fourth proportional to 48,770,492.07, 73,155,982.58 and 12,378,893.24 is: 18,568,401.92
Step by Step Solution
- Step 1: Write the proportion equation
48,770,492.07 : 73,155,982.58 = 12,378,893.24 : x - Step 2: Convert to fraction form
48,770,492.07/73,155,982.58 = 12,378,893.24/x - Step 3: Cross multiply
48,770,492.07x = 73,155,982.58 × 12,378,893.24 - Step 4: Simplify right side
48,770,492.07x = 905,590,098,392,536.12 - Step 5: Solve for x
x = 905,590,098,392,536.12/48,770,492.07 - Step 6: Final answer
x = 18,568,401.92
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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.