Finding the Fourth Proportional to 31,651,121.96, 47,470,039.84 and 8,926,704.80
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Solution
The fourth proportional to 31,651,121.96, 47,470,039.84 and 8,926,704.80 is: 13,388,183.62
Step by Step Solution
- Step 1: Write the proportion equation
31,651,121.96 : 47,470,039.84 = 8,926,704.80 : x - Step 2: Convert to fraction form
31,651,121.96/47,470,039.84 = 8,926,704.80/x - Step 3: Cross multiply
31,651,121.96x = 47,470,039.84 × 8,926,704.80 - Step 4: Simplify right side
31,651,121.96x = 423,751,032,495,919.31 - Step 5: Solve for x
x = 423,751,032,495,919.31/31,651,121.96 - Step 6: Final answer
x = 13,388,183.62
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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.