Finding the Fourth Proportional to 11,422,268.08, 17,127,890.68 and 6,631,163.44
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Solution
The fourth proportional to 11,422,268.08, 17,127,890.68 and 6,631,163.44 is: 9,943,545.51
Step by Step Solution
- Step 1: Write the proportion equation
11,422,268.08 : 17,127,890.68 = 6,631,163.44 : x - Step 2: Convert to fraction form
11,422,268.08/17,127,890.68 = 6,631,163.44/x - Step 3: Cross multiply
11,422,268.08x = 17,127,890.68 × 6,631,163.44 - Step 4: Simplify right side
11,422,268.08x = 113,577,842,481,532.75 - Step 5: Solve for x
x = 113,577,842,481,532.75/11,422,268.08 - Step 6: Final answer
x = 9,943,545.51
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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.