Finding the Fourth Proportional to 75,422,624.11, 113,087,635.85 and 29,310,651.70
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Solution
The fourth proportional to 75,422,624.11, 113,087,635.85 and 29,310,651.70 is: 43,947,984.37
Step by Step Solution
- Step 1: Write the proportion equation
75,422,624.11 : 113,087,635.85 = 29,310,651.70 : x - Step 2: Convert to fraction form
75,422,624.11/113,087,635.85 = 29,310,651.70/x - Step 3: Cross multiply
75,422,624.11x = 113,087,635.85 × 29,310,651.70 - Step 4: Simplify right side
75,422,624.11x = 3,314,672,305,766,341.50 - Step 5: Solve for x
x = 3,314,672,305,766,341.50/75,422,624.11 - Step 6: Final answer
x = 43,947,984.37
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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.