Finding the Fourth Proportional to 11,286,565.16, 16,925,515.85 and 4,805,531.44
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Solution
The fourth proportional to 11,286,565.16, 16,925,515.85 and 4,805,531.44 is: 7,206,452.75
Step by Step Solution
- Step 1: Write the proportion equation
11,286,565.16 : 16,925,515.85 = 4,805,531.44 : x - Step 2: Convert to fraction form
11,286,565.16/16,925,515.85 = 4,805,531.44/x - Step 3: Cross multiply
11,286,565.16x = 16,925,515.85 × 4,805,531.44 - Step 4: Simplify right side
11,286,565.16x = 81,336,098,525,093.36 - Step 5: Solve for x
x = 81,336,098,525,093.36/11,286,565.16 - Step 6: Final answer
x = 7,206,452.75
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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.