Finding the Fourth Proportional to 7,596,162.05, 11,394,261.62 and 1,916,386.43
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Solution
The fourth proportional to 7,596,162.05, 11,394,261.62 and 1,916,386.43 is: 2,874,584.32
Step by Step Solution
- Step 1: Write the proportion equation
7,596,162.05 : 11,394,261.62 = 1,916,386.43 : x - Step 2: Convert to fraction form
7,596,162.05/11,394,261.62 = 1,916,386.43/x - Step 3: Cross multiply
7,596,162.05x = 11,394,261.62 × 1,916,386.43 - Step 4: Simplify right side
7,596,162.05x = 21,835,808,338,855.88 - Step 5: Solve for x
x = 21,835,808,338,855.88/7,596,162.05 - Step 6: Final answer
x = 2,874,584.32
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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.