Finding the Fourth Proportional to 75,027,567.57, 112,539,251.84 and 23,912,653.65
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Solution
The fourth proportional to 75,027,567.57, 112,539,251.84 and 23,912,653.65 is: 35,868,311.32
Step by Step Solution
- Step 1: Write the proportion equation
75,027,567.57 : 112,539,251.84 = 23,912,653.65 : x - Step 2: Convert to fraction form
75,027,567.57/112,539,251.84 = 23,912,653.65/x - Step 3: Cross multiply
75,027,567.57x = 112,539,251.84 × 23,912,653.65 - Step 4: Simplify right side
75,027,567.57x = 2,691,112,151,160,481.50 - Step 5: Solve for x
x = 2,691,112,151,160,481.50/75,027,567.57 - Step 6: Final answer
x = 35,868,311.32
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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.