Finding the Fourth Proportional to 11,814,651.63, 17,715,580.47 and 5,330,148.84
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Solution
The fourth proportional to 11,814,651.63, 17,715,580.47 and 5,330,148.84 is: 7,992,337.28
Step by Step Solution
- Step 1: Write the proportion equation
11,814,651.63 : 17,715,580.47 = 5,330,148.84 : x - Step 2: Convert to fraction form
11,814,651.63/17,715,580.47 = 5,330,148.84/x - Step 3: Cross multiply
11,814,651.63x = 17,715,580.47 × 5,330,148.84 - Step 4: Simplify right side
11,814,651.63x = 94,426,680,692,097.14 - Step 5: Solve for x
x = 94,426,680,692,097.14/11,814,651.63 - Step 6: Final answer
x = 7,992,337.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.