Finding the Fourth Proportional to 10,977,183.30, 15,148,498.04 and 6,082,722.40
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Solution
The fourth proportional to 10,977,183.30, 15,148,498.04 and 6,082,722.40 is: 8,394,148.65
Step by Step Solution
- Step 1: Write the proportion equation
10,977,183.30 : 15,148,498.04 = 6,082,722.40 : x - Step 2: Convert to fraction form
10,977,183.30/15,148,498.04 = 6,082,722.40/x - Step 3: Cross multiply
10,977,183.30x = 15,148,498.04 × 6,082,722.40 - Step 4: Simplify right side
10,977,183.30x = 92,144,108,354,264.09 - Step 5: Solve for x
x = 92,144,108,354,264.09/10,977,183.30 - Step 6: Final answer
x = 8,394,148.65
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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.