Finding the Fourth Proportional to 7,568,135.90, 11,345,454.12 and 2,774,708.18
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Solution
The fourth proportional to 7,568,135.90, 11,345,454.12 and 2,774,708.18 is: 4,159,587.61
Step by Step Solution
- Step 1: Write the proportion equation
7,568,135.90 : 11,345,454.12 = 2,774,708.18 : x - Step 2: Convert to fraction form
7,568,135.90/11,345,454.12 = 2,774,708.18/x - Step 3: Cross multiply
7,568,135.90x = 11,345,454.12 × 2,774,708.18 - Step 4: Simplify right side
7,568,135.90x = 31,480,324,352,578.70 - Step 5: Solve for x
x = 31,480,324,352,578.70/7,568,135.90 - Step 6: Final answer
x = 4,159,587.61
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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.