Finding the Fourth Proportional to 7,204,266.24, 9,942,427.26 and 4,106,863.56
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Solution
The fourth proportional to 7,204,266.24, 9,942,427.26 and 4,106,863.56 is: 5,667,779.46
Step by Step Solution
- Step 1: Write the proportion equation
7,204,266.24 : 9,942,427.26 = 4,106,863.56 : x - Step 2: Convert to fraction form
7,204,266.24/9,942,427.26 = 4,106,863.56/x - Step 3: Cross multiply
7,204,266.24x = 9,942,427.26 × 4,106,863.56 - Step 4: Simplify right side
7,204,266.24x = 40,832,192,212,044.65 - Step 5: Solve for x
x = 40,832,192,212,044.65/7,204,266.24 - Step 6: Final answer
x = 5,667,779.46
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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.