Finding the Fourth Proportional to 32,336,327.70, 48,539,920.95 and 20,219,472.90
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Solution
The fourth proportional to 32,336,327.70, 48,539,920.95 and 20,219,472.90 is: 30,351,362.88
Step by Step Solution
- Step 1: Write the proportion equation
32,336,327.70 : 48,539,920.95 = 20,219,472.90 : x - Step 2: Convert to fraction form
32,336,327.70/48,539,920.95 = 20,219,472.90/x - Step 3: Cross multiply
32,336,327.70x = 48,539,920.95 × 20,219,472.90 - Step 4: Simplify right side
32,336,327.70x = 981,451,616,216,667.25 - Step 5: Solve for x
x = 981,451,616,216,667.25/32,336,327.70 - Step 6: Final answer
x = 30,351,362.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.