Finding the Fourth Proportional to 6,760,976.36, 9,329,800.24 and 3,859,800.53
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Solution
The fourth proportional to 6,760,976.36, 9,329,800.24 and 3,859,800.53 is: 5,326,326.56
Step by Step Solution
- Step 1: Write the proportion equation
6,760,976.36 : 9,329,800.24 = 3,859,800.53 : x - Step 2: Convert to fraction form
6,760,976.36/9,329,800.24 = 3,859,800.53/x - Step 3: Cross multiply
6,760,976.36x = 9,329,800.24 × 3,859,800.53 - Step 4: Simplify right side
6,760,976.36x = 36,011,167,939,295.38 - Step 5: Solve for x
x = 36,011,167,939,295.38/6,760,976.36 - Step 6: Final answer
x = 5,326,326.56
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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.