Finding the Fourth Proportional to 11,790,642.24, 17,689,054.08 and 3,703,291.20
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Solution
The fourth proportional to 11,790,642.24, 17,689,054.08 and 3,703,291.20 is: 5,555,907.56
Step by Step Solution
- Step 1: Write the proportion equation
11,790,642.24 : 17,689,054.08 = 3,703,291.20 : x - Step 2: Convert to fraction form
11,790,642.24/17,689,054.08 = 3,703,291.20/x - Step 3: Cross multiply
11,790,642.24x = 17,689,054.08 × 3,703,291.20 - Step 4: Simplify right side
11,790,642.24x = 65,507,718,310,788.09 - Step 5: Solve for x
x = 65,507,718,310,788.09/11,790,642.24 - Step 6: Final answer
x = 5,555,907.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.