Finding the Fourth Proportional to 48,647,438.10, 67,133,469.89 and 26,620,942.19
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Solution
The fourth proportional to 48,647,438.10, 67,133,469.89 and 26,620,942.19 is: 36,736,903.12
Step by Step Solution
- Step 1: Write the proportion equation
48,647,438.10 : 67,133,469.89 = 26,620,942.19 : x - Step 2: Convert to fraction form
48,647,438.10/67,133,469.89 = 26,620,942.19/x - Step 3: Cross multiply
48,647,438.10x = 67,133,469.89 × 26,620,942.19 - Step 4: Simplify right side
48,647,438.10x = 1,787,156,220,487,023.75 - Step 5: Solve for x
x = 1,787,156,220,487,023.75/48,647,438.10 - Step 6: Final answer
x = 36,736,903.12
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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.