Finding the Fourth Proportional to 6,787,649.56, 9,366,398.94 and 3,996,329.08
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Solution
The fourth proportional to 6,787,649.56, 9,366,398.94 and 3,996,329.08 is: 5,514,605.92
Step by Step Solution
- Step 1: Write the proportion equation
6,787,649.56 : 9,366,398.94 = 3,996,329.08 : x - Step 2: Convert to fraction form
6,787,649.56/9,366,398.94 = 3,996,329.08/x - Step 3: Cross multiply
6,787,649.56x = 9,366,398.94 × 3,996,329.08 - Step 4: Simplify right side
6,787,649.56x = 37,431,212,458,803.17 - Step 5: Solve for x
x = 37,431,212,458,803.17/6,787,649.56 - Step 6: Final answer
x = 5,514,605.92
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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.