Finding the Fourth Proportional to 18,182,916.80, 27,312,166.56 and 14,422,676.48
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Solution
The fourth proportional to 18,182,916.80, 27,312,166.56 and 14,422,676.48 is: 21,663,990.80
Step by Step Solution
- Step 1: Write the proportion equation
18,182,916.80 : 27,312,166.56 = 14,422,676.48 : x - Step 2: Convert to fraction form
18,182,916.80/27,312,166.56 = 14,422,676.48/x - Step 3: Cross multiply
18,182,916.80x = 27,312,166.56 × 14,422,676.48 - Step 4: Simplify right side
18,182,916.80x = 393,914,542,262,754.50 - Step 5: Solve for x
x = 393,914,542,262,754.50/18,182,916.80 - Step 6: Final answer
x = 21,663,990.80
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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.