Finding the Fourth Proportional to 27,862,638.10, 41,793,957.15 and 14,948,621.80
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Solution
The fourth proportional to 27,862,638.10, 41,793,957.15 and 14,948,621.80 is: 22,422,932.70
Step by Step Solution
- Step 1: Write the proportion equation
27,862,638.10 : 41,793,957.15 = 14,948,621.80 : x - Step 2: Convert to fraction form
27,862,638.10/41,793,957.15 = 14,948,621.80/x - Step 3: Cross multiply
27,862,638.10x = 41,793,957.15 × 14,948,621.80 - Step 4: Simplify right side
27,862,638.10x = 624,762,058,960,755.88 - Step 5: Solve for x
x = 624,762,058,960,755.88/27,862,638.10 - Step 6: Final answer
x = 22,422,932.70
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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.