Finding the Fourth Proportional to 9,622,844.10, 13,279,536.09 and 5,212,578.66
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Solution
The fourth proportional to 9,622,844.10, 13,279,536.09 and 5,212,578.66 is: 7,193,364.64
Step by Step Solution
- Step 1: Write the proportion equation
9,622,844.10 : 13,279,536.09 = 5,212,578.66 : x - Step 2: Convert to fraction form
9,622,844.10/13,279,536.09 = 5,212,578.66/x - Step 3: Cross multiply
9,622,844.10x = 13,279,536.09 × 5,212,578.66 - Step 4: Simplify right side
9,622,844.10x = 69,220,626,437,433.84 - Step 5: Solve for x
x = 69,220,626,437,433.84/9,622,844.10 - Step 6: Final answer
x = 7,193,364.64
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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.