Finding the Fourth Proportional to 7,634,847.99, 11,451,972.83 and 2,586,158.31
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Solution
The fourth proportional to 7,634,847.99, 11,451,972.83 and 2,586,158.31 is: 3,879,136.13
Step by Step Solution
- Step 1: Write the proportion equation
7,634,847.99 : 11,451,972.83 = 2,586,158.31 : x - Step 2: Convert to fraction form
7,634,847.99/11,451,972.83 = 2,586,158.31/x - Step 3: Cross multiply
7,634,847.99x = 11,451,972.83 × 2,586,158.31 - Step 4: Simplify right side
7,634,847.99x = 29,616,614,687,267.93 - Step 5: Solve for x
x = 29,616,614,687,267.93/7,634,847.99 - Step 6: Final answer
x = 3,879,136.13
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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.