Finding the Fourth Proportional to 16,620,953.18, 24,939,324.86 and 11,511,246.38
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Solution
The fourth proportional to 16,620,953.18, 24,939,324.86 and 11,511,246.38 is: 17,272,337.50
Step by Step Solution
- Step 1: Write the proportion equation
16,620,953.18 : 24,939,324.86 = 11,511,246.38 : x - Step 2: Convert to fraction form
16,620,953.18/24,939,324.86 = 11,511,246.38/x - Step 3: Cross multiply
16,620,953.18x = 24,939,324.86 × 11,511,246.38 - Step 4: Simplify right side
16,620,953.18x = 287,082,712,832,066.12 - Step 5: Solve for x
x = 287,082,712,832,066.12/16,620,953.18 - Step 6: Final answer
x = 17,272,337.50
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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.