Finding the Fourth Proportional to 16,520,755.88, 22,797,304.85 and 9,551,880.99
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Solution
The fourth proportional to 16,520,755.88, 22,797,304.85 and 9,551,880.99 is: 13,180,822.02
Step by Step Solution
- Step 1: Write the proportion equation
16,520,755.88 : 22,797,304.85 = 9,551,880.99 : x - Step 2: Convert to fraction form
16,520,755.88/22,797,304.85 = 9,551,880.99/x - Step 3: Cross multiply
16,520,755.88x = 22,797,304.85 × 9,551,880.99 - Step 4: Simplify right side
16,520,755.88x = 217,757,142,772,190.38 - Step 5: Solve for x
x = 217,757,142,772,190.38/16,520,755.88 - Step 6: Final answer
x = 13,180,822.02
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1.5x scale
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.