Finding the Fourth Proportional to 7,603,350.12, 11,404,073.70 and 2,485,351.62
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Solution
The fourth proportional to 7,603,350.12, 11,404,073.70 and 2,485,351.62 is: 3,727,716.41
Step by Step Solution
- Step 1: Write the proportion equation
7,603,350.12 : 11,404,073.70 = 2,485,351.62 : x - Step 2: Convert to fraction form
7,603,350.12/11,404,073.70 = 2,485,351.62/x - Step 3: Cross multiply
7,603,350.12x = 11,404,073.70 × 2,485,351.62 - Step 4: Simplify right side
7,603,350.12x = 28,343,133,044,894.39 - Step 5: Solve for x
x = 28,343,133,044,894.39/7,603,350.12 - Step 6: Final answer
x = 3,727,716.41
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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.