Finding the Fourth Proportional to 11,508,936, 15,882,331.68 and 6,421,704
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Solution
The fourth proportional to 11,508,936, 15,882,331.68 and 6,421,704 is: 8,861,951.52
Step by Step Solution
- Step 1: Write the proportion equation
11,508,936 : 15,882,331.68 = 6,421,704 : x - Step 2: Convert to fraction form
11,508,936/15,882,331.68 = 6,421,704/x - Step 3: Cross multiply
11,508,936x = 15,882,331.68 × 6,421,704 - Step 4: Simplify right side
11,508,936x = 101,991,632,878,782.72 - Step 5: Solve for x
x = 101,991,632,878,782.72/11,508,936 - Step 6: Final answer
x = 8,861,951.52
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.