Finding the Fourth Proportional to 10,804,837.12, 16,207,283.10 and 4,415,088.32
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Solution
The fourth proportional to 10,804,837.12, 16,207,283.10 and 4,415,088.32 is: 6,622,643.68
Step by Step Solution
- Step 1: Write the proportion equation
10,804,837.12 : 16,207,283.10 = 4,415,088.32 : x - Step 2: Convert to fraction form
10,804,837.12/16,207,283.10 = 4,415,088.32/x - Step 3: Cross multiply
10,804,837.12x = 16,207,283.10 × 4,415,088.32 - Step 4: Simplify right side
10,804,837.12x = 71,556,586,313,743.39 - Step 5: Solve for x
x = 71,556,586,313,743.39/10,804,837.12 - Step 6: Final answer
x = 6,622,643.68
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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.