Finding the Fourth Proportional to 6,134,369.64, 8,467,347.60 and 3,958,917
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Solution
The fourth proportional to 6,134,369.64, 8,467,347.60 and 3,958,917 is: 5,464,542.95
Step by Step Solution
- Step 1: Write the proportion equation
6,134,369.64 : 8,467,347.60 = 3,958,917 : x - Step 2: Convert to fraction form
6,134,369.64/8,467,347.60 = 3,958,917/x - Step 3: Cross multiply
6,134,369.64x = 8,467,347.60 × 3,958,917 - Step 4: Simplify right side
6,134,369.64x = 33,521,526,358,549.20 - Step 5: Solve for x
x = 33,521,526,358,549.20/6,134,369.64 - Step 6: Final answer
x = 5,464,542.95
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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.