Finding the Fourth Proportional to 5,418,000.18, 8,126,907.32 and 1,823,766.83
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Solution
The fourth proportional to 5,418,000.18, 8,126,907.32 and 1,823,766.83 is: 2,735,618.95
Step by Step Solution
- Step 1: Write the proportion equation
5,418,000.18 : 8,126,907.32 = 1,823,766.83 : x - Step 2: Convert to fraction form
5,418,000.18/8,126,907.32 = 1,823,766.83/x - Step 3: Cross multiply
5,418,000.18x = 8,126,907.32 × 1,823,766.83 - Step 4: Simplify right side
5,418,000.18x = 14,821,583,950,946.83 - Step 5: Solve for x
x = 14,821,583,950,946.83/5,418,000.18 - Step 6: Final answer
x = 2,735,618.95
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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.