Finding the Fourth Proportional to 16,119,240.30, 24,178,860.45 and 15,173,678.70
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Solution
The fourth proportional to 16,119,240.30, 24,178,860.45 and 15,173,678.70 is: 22,760,518.05
Step by Step Solution
- Step 1: Write the proportion equation
16,119,240.30 : 24,178,860.45 = 15,173,678.70 : x - Step 2: Convert to fraction form
16,119,240.30/24,178,860.45 = 15,173,678.70/x - Step 3: Cross multiply
16,119,240.30x = 24,178,860.45 × 15,173,678.70 - Step 4: Simplify right side
16,119,240.30x = 366,882,259,800,437.38 - Step 5: Solve for x
x = 366,882,259,800,437.38/16,119,240.30 - Step 6: Final answer
x = 22,760,518.05
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.