Finding the Fourth Proportional to 11,865,758.58, 16,375,069.62 and 6,709,891.50
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Solution
The fourth proportional to 11,865,758.58, 16,375,069.62 and 6,709,891.50 is: 9,259,832.80
Step by Step Solution
- Step 1: Write the proportion equation
11,865,758.58 : 16,375,069.62 = 6,709,891.50 : x - Step 2: Convert to fraction form
11,865,758.58/16,375,069.62 = 6,709,891.50/x - Step 3: Cross multiply
11,865,758.58x = 16,375,069.62 × 6,709,891.50 - Step 4: Simplify right side
11,865,758.58x = 109,874,940,455,146.22 - Step 5: Solve for x
x = 109,874,940,455,146.22/11,865,758.58 - Step 6: Final answer
x = 9,259,832.80
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.