Finding the Fourth Proportional to 7,526,944.36, 10,386,433.74 and 4,263,107.68
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Solution
The fourth proportional to 7,526,944.36, 10,386,433.74 and 4,263,107.68 is: 5,882,664.11
Step by Step Solution
- Step 1: Write the proportion equation
7,526,944.36 : 10,386,433.74 = 4,263,107.68 : x - Step 2: Convert to fraction form
7,526,944.36/10,386,433.74 = 4,263,107.68/x - Step 3: Cross multiply
7,526,944.36x = 10,386,433.74 × 4,263,107.68 - Step 4: Simplify right side
7,526,944.36x = 44,278,485,444,805.12 - Step 5: Solve for x
x = 44,278,485,444,805.12/7,526,944.36 - Step 6: Final answer
x = 5,882,664.11
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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.