Finding the Fourth Proportional to 5,417,558.54, 7,476,992.44 and 3,353,236.28
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Solution
The fourth proportional to 5,417,558.54, 7,476,992.44 and 3,353,236.28 is: 4,627,937.49
Step by Step Solution
- Step 1: Write the proportion equation
5,417,558.54 : 7,476,992.44 = 3,353,236.28 : x - Step 2: Convert to fraction form
5,417,558.54/7,476,992.44 = 3,353,236.28/x - Step 3: Cross multiply
5,417,558.54x = 7,476,992.44 × 3,353,236.28 - Step 4: Simplify right side
5,417,558.54x = 25,072,122,269,325.67 - Step 5: Solve for x
x = 25,072,122,269,325.67/5,417,558.54 - Step 6: Final answer
x = 4,627,937.49
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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.