Finding the Fourth Proportional to 8,992,464.02, 12,408,850.58 and 5,072,004.08
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Solution
The fourth proportional to 8,992,464.02, 12,408,850.58 and 5,072,004.08 is: 6,998,942.74
Step by Step Solution
- Step 1: Write the proportion equation
8,992,464.02 : 12,408,850.58 = 5,072,004.08 : x - Step 2: Convert to fraction form
8,992,464.02/12,408,850.58 = 5,072,004.08/x - Step 3: Cross multiply
8,992,464.02x = 12,408,850.58 × 5,072,004.08 - Step 4: Simplify right side
8,992,464.02x = 62,937,740,751,528.24 - Step 5: Solve for x
x = 62,937,740,751,528.24/8,992,464.02 - Step 6: Final answer
x = 6,998,942.74
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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.