Finding the Fourth Proportional to 22,785,213.60, 34,174,136.52 and 8,415,048.96
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Solution
The fourth proportional to 22,785,213.60, 34,174,136.52 and 8,415,048.96 is: 12,621,212.91
Step by Step Solution
- Step 1: Write the proportion equation
22,785,213.60 : 34,174,136.52 = 8,415,048.96 : x - Step 2: Convert to fraction form
22,785,213.60/34,174,136.52 = 8,415,048.96/x - Step 3: Cross multiply
22,785,213.60x = 34,174,136.52 × 8,415,048.96 - Step 4: Simplify right side
22,785,213.60x = 287,577,031,981,524.06 - Step 5: Solve for x
x = 287,577,031,981,524.06/22,785,213.60 - Step 6: Final answer
x = 12,621,212.91
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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.