Finding the Fourth Proportional to 16,666,087.80, 24,999,131.70 and 15,546,343.80
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Solution
The fourth proportional to 16,666,087.80, 24,999,131.70 and 15,546,343.80 is: 23,319,515.70
Step by Step Solution
- Step 1: Write the proportion equation
16,666,087.80 : 24,999,131.70 = 15,546,343.80 : x - Step 2: Convert to fraction form
16,666,087.80/24,999,131.70 = 15,546,343.80/x - Step 3: Cross multiply
16,666,087.80x = 24,999,131.70 × 15,546,343.80 - Step 4: Simplify right side
16,666,087.80x = 388,645,096,109,678.44 - Step 5: Solve for x
x = 388,645,096,109,678.44/16,666,087.80 - Step 6: Final answer
x = 23,319,515.70
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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.