Finding the Fourth Proportional to 16,634,987.20, 24,952,480.80 and 4,667,723.20
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Solution
The fourth proportional to 16,634,987.20, 24,952,480.80 and 4,667,723.20 is: 7,001,584.80
Step by Step Solution
- Step 1: Write the proportion equation
16,634,987.20 : 24,952,480.80 = 4,667,723.20 : x - Step 2: Convert to fraction form
16,634,987.20/24,952,480.80 = 4,667,723.20/x - Step 3: Cross multiply
16,634,987.20x = 24,952,480.80 × 4,667,723.20 - Step 4: Simplify right side
16,634,987.20x = 116,471,273,527,714.56 - Step 5: Solve for x
x = 116,471,273,527,714.56/16,634,987.20 - Step 6: Final answer
x = 7,001,584.80
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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.