Finding the Fourth Proportional to 5,860,875.32, 8,083,560.36 and 5,134,461.92
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Solution
The fourth proportional to 5,860,875.32, 8,083,560.36 and 5,134,461.92 is: 7,081,661.11
Step by Step Solution
- Step 1: Write the proportion equation
5,860,875.32 : 8,083,560.36 = 5,134,461.92 : x - Step 2: Convert to fraction form
5,860,875.32/8,083,560.36 = 5,134,461.92/x - Step 3: Cross multiply
5,860,875.32x = 8,083,560.36 × 5,134,461.92 - Step 4: Simplify right side
5,860,875.32x = 41,504,732,846,441.49 - Step 5: Solve for x
x = 41,504,732,846,441.49/5,860,875.32 - Step 6: Final answer
x = 7,081,661.11
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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.