Finding the Fourth Proportional to 66,252,341.20, 91,430,410.28 and 36,486,163.12
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Solution
The fourth proportional to 66,252,341.20, 91,430,410.28 and 36,486,163.12 is: 50,352,105.35
Step by Step Solution
- Step 1: Write the proportion equation
66,252,341.20 : 91,430,410.28 = 36,486,163.12 : x - Step 2: Convert to fraction form
66,252,341.20/91,430,410.28 = 36,486,163.12/x - Step 3: Cross multiply
66,252,341.20x = 91,430,410.28 × 36,486,163.12 - Step 4: Simplify right side
66,252,341.20x = 3,335,944,863,604,604.50 - Step 5: Solve for x
x = 3,335,944,863,604,604.50/66,252,341.20 - Step 6: Final answer
x = 50,352,105.35
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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.