Finding the Fourth Proportional to 17,772,149.80, 26,658,224.70 and 16,372,469.80
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Solution
The fourth proportional to 17,772,149.80, 26,658,224.70 and 16,372,469.80 is: 24,558,704.70
Step by Step Solution
- Step 1: Write the proportion equation
17,772,149.80 : 26,658,224.70 = 16,372,469.80 : x - Step 2: Convert to fraction form
17,772,149.80/26,658,224.70 = 16,372,469.80/x - Step 3: Cross multiply
17,772,149.80x = 26,658,224.70 × 16,372,469.80 - Step 4: Simplify right side
17,772,149.80x = 436,460,978,822,364.06 - Step 5: Solve for x
x = 436,460,978,822,364.06/17,772,149.80 - Step 6: Final answer
x = 24,558,704.70
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1.5x scale
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.