Finding the Fourth Proportional to 10,110,214.26, 15,165,321.42 and 3,378,628.26
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Solution
The fourth proportional to 10,110,214.26, 15,165,321.42 and 3,378,628.26 is: 5,067,942.40
Step by Step Solution
- Step 1: Write the proportion equation
10,110,214.26 : 15,165,321.42 = 3,378,628.26 : x - Step 2: Convert to fraction form
10,110,214.26/15,165,321.42 = 3,378,628.26/x - Step 3: Cross multiply
10,110,214.26x = 15,165,321.42 × 3,378,628.26 - Step 4: Simplify right side
10,110,214.26x = 51,237,983,521,595.33 - Step 5: Solve for x
x = 51,237,983,521,595.33/10,110,214.26 - Step 6: Final answer
x = 5,067,942.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.