Finding the Fourth Proportional to 38,351,312.28, 57,527,183.49 and 12,792,251.52
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Solution
The fourth proportional to 38,351,312.28, 57,527,183.49 and 12,792,251.52 is: 19,188,449.02
Step by Step Solution
- Step 1: Write the proportion equation
38,351,312.28 : 57,527,183.49 = 12,792,251.52 : x - Step 2: Convert to fraction form
38,351,312.28/57,527,183.49 = 12,792,251.52/x - Step 3: Cross multiply
38,351,312.28x = 57,527,183.49 × 12,792,251.52 - Step 4: Simplify right side
38,351,312.28x = 735,902,200,441,271.38 - Step 5: Solve for x
x = 735,902,200,441,271.38/38,351,312.28 - Step 6: Final answer
x = 19,188,449.02
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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.