Finding the Fourth Proportional to 11,809,315.20, 17,717,083.20 and 4,235,491.20
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Solution
The fourth proportional to 11,809,315.20, 17,717,083.20 and 4,235,491.20 is: 6,354,352.37
Step by Step Solution
- Step 1: Write the proportion equation
11,809,315.20 : 17,717,083.20 = 4,235,491.20 : x - Step 2: Convert to fraction form
11,809,315.20/17,717,083.20 = 4,235,491.20/x - Step 3: Cross multiply
11,809,315.20x = 17,717,083.20 × 4,235,491.20 - Step 4: Simplify right side
11,809,315.20x = 75,040,549,983,267.84 - Step 5: Solve for x
x = 75,040,549,983,267.84/11,809,315.20 - Step 6: Final answer
x = 6,354,352.37
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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.