Finding the Fourth Proportional to 14,869,224.08, 20,519,883.05 and 8,343,336.20
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Solution
The fourth proportional to 14,869,224.08, 20,519,883.05 and 8,343,336.20 is: 11,514,002.49
Step by Step Solution
- Step 1: Write the proportion equation
14,869,224.08 : 20,519,883.05 = 8,343,336.20 : x - Step 2: Convert to fraction form
14,869,224.08/20,519,883.05 = 8,343,336.20/x - Step 3: Cross multiply
14,869,224.08x = 20,519,883.05 × 8,343,336.20 - Step 4: Simplify right side
14,869,224.08x = 171,204,283,187,175.03 - Step 5: Solve for x
x = 171,204,283,187,175.03/14,869,224.08 - Step 6: Final answer
x = 11,514,002.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.