Finding the Fourth Proportional to 24,452,663.70, 36,678,995.55 and 13,115,255.70
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Solution
The fourth proportional to 24,452,663.70, 36,678,995.55 and 13,115,255.70 is: 19,672,883.55
Step by Step Solution
- Step 1: Write the proportion equation
24,452,663.70 : 36,678,995.55 = 13,115,255.70 : x - Step 2: Convert to fraction form
24,452,663.70/36,678,995.55 = 13,115,255.70/x - Step 3: Cross multiply
24,452,663.70x = 36,678,995.55 × 13,115,255.70 - Step 4: Simplify right side
24,452,663.70x = 481,054,405,457,412.06 - Step 5: Solve for x
x = 481,054,405,457,412.06/24,452,663.70 - Step 6: Final answer
x = 19,672,883.55
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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.