Finding the Fourth Proportional to 13,288,984.07, 19,936,402.43 and 4,067,027.44
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Solution
The fourth proportional to 13,288,984.07, 19,936,402.43 and 4,067,027.44 is: 6,101,436.74
Step by Step Solution
- Step 1: Write the proportion equation
13,288,984.07 : 19,936,402.43 = 4,067,027.44 : x - Step 2: Convert to fraction form
13,288,984.07/19,936,402.43 = 4,067,027.44/x - Step 3: Cross multiply
13,288,984.07x = 19,936,402.43 × 4,067,027.44 - Step 4: Simplify right side
13,288,984.07x = 81,081,895,667,516.53 - Step 5: Solve for x
x = 81,081,895,667,516.53/13,288,984.07 - Step 6: Final answer
x = 6,101,436.74
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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.