Finding the Fourth Proportional to 11,282,667.36, 15,570,143.19 and 6,126,029.04
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Solution
The fourth proportional to 11,282,667.36, 15,570,143.19 and 6,126,029.04 is: 8,453,953.87
Step by Step Solution
- Step 1: Write the proportion equation
11,282,667.36 : 15,570,143.19 = 6,126,029.04 : x - Step 2: Convert to fraction form
11,282,667.36/15,570,143.19 = 6,126,029.04/x - Step 3: Cross multiply
11,282,667.36x = 15,570,143.19 × 6,126,029.04 - Step 4: Simplify right side
11,282,667.36x = 95,383,149,338,898.23 - Step 5: Solve for x
x = 95,383,149,338,898.23/11,282,667.36 - Step 6: Final answer
x = 8,453,953.87
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.