Finding the Fourth Proportional to 38,532,514.08, 57,758,311.92 and 12,964,647.84
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Solution
The fourth proportional to 38,532,514.08, 57,758,311.92 and 12,964,647.84 is: 19,433,358.86
Step by Step Solution
- Step 1: Write the proportion equation
38,532,514.08 : 57,758,311.92 = 12,964,647.84 : x - Step 2: Convert to fraction form
38,532,514.08/57,758,311.92 = 12,964,647.84/x - Step 3: Cross multiply
38,532,514.08x = 57,758,311.92 × 12,964,647.84 - Step 4: Simplify right side
38,532,514.08x = 748,816,173,875,674.25 - Step 5: Solve for x
x = 748,816,173,875,674.25/38,532,514.08 - Step 6: Final answer
x = 19,433,358.86
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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.