Finding the Fourth Proportional to 10,852,723.84, 16,279,433.28 and 5,458,430.08
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Solution
The fourth proportional to 10,852,723.84, 16,279,433.28 and 5,458,430.08 is: 8,187,819.91
Step by Step Solution
- Step 1: Write the proportion equation
10,852,723.84 : 16,279,433.28 = 5,458,430.08 : x - Step 2: Convert to fraction form
10,852,723.84/16,279,433.28 = 5,458,430.08/x - Step 3: Cross multiply
10,852,723.84x = 16,279,433.28 × 5,458,430.08 - Step 4: Simplify right side
10,852,723.84x = 88,860,148,300,905.06 - Step 5: Solve for x
x = 88,860,148,300,905.06/10,852,723.84 - Step 6: Final answer
x = 8,187,819.91
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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.