Finding the Fourth Proportional to 11,115,021.99, 16,670,200.17 and 3,134,979.75
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Solution
The fourth proportional to 11,115,021.99, 16,670,200.17 and 3,134,979.75 is: 4,701,811.66
Step by Step Solution
- Step 1: Write the proportion equation
11,115,021.99 : 16,670,200.17 = 3,134,979.75 : x - Step 2: Convert to fraction form
11,115,021.99/16,670,200.17 = 3,134,979.75/x - Step 3: Cross multiply
11,115,021.99x = 16,670,200.17 × 3,134,979.75 - Step 4: Simplify right side
11,115,021.99x = 52,260,739,961,396.55 - Step 5: Solve for x
x = 52,260,739,961,396.55/11,115,021.99 - Step 6: Final answer
x = 4,701,811.66
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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.