Finding the Fourth Proportional to 31,664,308.46, 47,527,176.25 and 15,281,122.44
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Solution
The fourth proportional to 31,664,308.46, 47,527,176.25 and 15,281,122.44 is: 22,936,505.95
Step by Step Solution
- Step 1: Write the proportion equation
31,664,308.46 : 47,527,176.25 = 15,281,122.44 : x - Step 2: Convert to fraction form
31,664,308.46/47,527,176.25 = 15,281,122.44/x - Step 3: Cross multiply
31,664,308.46x = 47,527,176.25 × 15,281,122.44 - Step 4: Simplify right side
31,664,308.46x = 726,268,599,503,710 - Step 5: Solve for x
x = 726,268,599,503,710/31,664,308.46 - Step 6: Final answer
x = 22,936,505.95
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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.