Finding the Fourth Proportional to 7,932,636.96, 11,898,959.36 and 5,236,331.97
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Solution
The fourth proportional to 7,932,636.96, 11,898,959.36 and 5,236,331.97 is: 7,854,500.54
Step by Step Solution
- Step 1: Write the proportion equation
7,932,636.96 : 11,898,959.36 = 5,236,331.97 : x - Step 2: Convert to fraction form
7,932,636.96/11,898,959.36 = 5,236,331.97/x - Step 3: Cross multiply
7,932,636.96x = 11,898,959.36 × 5,236,331.97 - Step 4: Simplify right side
7,932,636.96x = 62,306,901,339,667.98 - Step 5: Solve for x
x = 62,306,901,339,667.98/7,932,636.96 - Step 6: Final answer
x = 7,854,500.54
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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.