Finding the Fourth Proportional to 18,204,338.36, 25,122,750.64 and 10,469,386.82
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Solution
The fourth proportional to 18,204,338.36, 25,122,750.64 and 10,469,386.82 is: 14,448,193.02
Step by Step Solution
- Step 1: Write the proportion equation
18,204,338.36 : 25,122,750.64 = 10,469,386.82 : x - Step 2: Convert to fraction form
18,204,338.36/25,122,750.64 = 10,469,386.82/x - Step 3: Cross multiply
18,204,338.36x = 25,122,750.64 × 10,469,386.82 - Step 4: Simplify right side
18,204,338.36x = 263,019,794,432,562.59 - Step 5: Solve for x
x = 263,019,794,432,562.59/18,204,338.36 - Step 6: Final answer
x = 14,448,193.02
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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.