Finding the Fourth Proportional to 15,451,381.80, 23,177,072.70 and 9,064,693.80
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Solution
The fourth proportional to 15,451,381.80, 23,177,072.70 and 9,064,693.80 is: 13,597,040.70
Step by Step Solution
- Step 1: Write the proportion equation
15,451,381.80 : 23,177,072.70 = 9,064,693.80 : x - Step 2: Convert to fraction form
15,451,381.80/23,177,072.70 = 9,064,693.80/x - Step 3: Cross multiply
15,451,381.80x = 23,177,072.70 × 9,064,693.80 - Step 4: Simplify right side
15,451,381.80x = 210,093,067,205,839.28 - Step 5: Solve for x
x = 210,093,067,205,839.28/15,451,381.80 - Step 6: Final answer
x = 13,597,040.70
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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.