Finding the Fourth Proportional to 5,590,930.40, 8,386,395.60 and 5,497,618.40
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Solution
The fourth proportional to 5,590,930.40, 8,386,395.60 and 5,497,618.40 is: 8,246,427.60
Step by Step Solution
- Step 1: Write the proportion equation
5,590,930.40 : 8,386,395.60 = 5,497,618.40 : x - Step 2: Convert to fraction form
5,590,930.40/8,386,395.60 = 5,497,618.40/x - Step 3: Cross multiply
5,590,930.40x = 8,386,395.60 × 5,497,618.40 - Step 4: Simplify right side
5,590,930.40x = 46,105,202,760,239.04 - Step 5: Solve for x
x = 46,105,202,760,239.04/5,590,930.40 - Step 6: Final answer
x = 8,246,427.60
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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.