Finding the Fourth Proportional to 5,905,246.10, 8,149,239.57 and 3,188,991.86
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Solution
The fourth proportional to 5,905,246.10, 8,149,239.57 and 3,188,991.86 is: 4,400,808.74
Step by Step Solution
- Step 1: Write the proportion equation
5,905,246.10 : 8,149,239.57 = 3,188,991.86 : x - Step 2: Convert to fraction form
5,905,246.10/8,149,239.57 = 3,188,991.86/x - Step 3: Cross multiply
5,905,246.10x = 8,149,239.57 × 3,188,991.86 - Step 4: Simplify right side
5,905,246.10x = 25,987,858,653,919.90 - Step 5: Solve for x
x = 25,987,858,653,919.90/5,905,246.10 - Step 6: Final answer
x = 4,400,808.74
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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.