Finding the Fourth Proportional to 18,567,905.70, 27,851,858.55 and 14,536,827.30
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Solution
The fourth proportional to 18,567,905.70, 27,851,858.55 and 14,536,827.30 is: 21,805,240.95
Step by Step Solution
- Step 1: Write the proportion equation
18,567,905.70 : 27,851,858.55 = 14,536,827.30 : x - Step 2: Convert to fraction form
18,567,905.70/27,851,858.55 = 14,536,827.30/x - Step 3: Cross multiply
18,567,905.70x = 27,851,858.55 × 14,536,827.30 - Step 4: Simplify right side
18,567,905.70x = 404,877,657,725,378.44 - Step 5: Solve for x
x = 404,877,657,725,378.44/18,567,905.70 - Step 6: Final answer
x = 21,805,240.95
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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.