Finding the Fourth Proportional to 10,974,450.80, 16,461,676.20 and 4,584,652.40
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Solution
The fourth proportional to 10,974,450.80, 16,461,676.20 and 4,584,652.40 is: 6,876,978.60
Step by Step Solution
- Step 1: Write the proportion equation
10,974,450.80 : 16,461,676.20 = 4,584,652.40 : x - Step 2: Convert to fraction form
10,974,450.80/16,461,676.20 = 4,584,652.40/x - Step 3: Cross multiply
10,974,450.80x = 16,461,676.20 × 4,584,652.40 - Step 4: Simplify right side
10,974,450.80x = 75,471,063,298,352.88 - Step 5: Solve for x
x = 75,471,063,298,352.88/10,974,450.80 - Step 6: Final answer
x = 6,876,978.60
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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.