Finding the Fourth Proportional to 16,299,939.80, 24,449,909.70 and 8,741,667.80
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Solution
The fourth proportional to 16,299,939.80, 24,449,909.70 and 8,741,667.80 is: 13,112,501.70
Step by Step Solution
- Step 1: Write the proportion equation
16,299,939.80 : 24,449,909.70 = 8,741,667.80 : x - Step 2: Convert to fraction form
16,299,939.80/24,449,909.70 = 8,741,667.80/x - Step 3: Cross multiply
16,299,939.80x = 24,449,909.70 × 8,741,667.80 - Step 4: Simplify right side
16,299,939.80x = 213,732,988,337,397.66 - Step 5: Solve for x
x = 213,732,988,337,397.66/16,299,939.80 - Step 6: Final answer
x = 13,112,501.70
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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.