Finding the Fourth Proportional to 11,240,521.96, 16,860,826.68 and 2,720,844.76
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Solution
The fourth proportional to 11,240,521.96, 16,860,826.68 and 2,720,844.76 is: 4,081,277.72
Step by Step Solution
- Step 1: Write the proportion equation
11,240,521.96 : 16,860,826.68 = 2,720,844.76 : x - Step 2: Convert to fraction form
11,240,521.96/16,860,826.68 = 2,720,844.76/x - Step 3: Cross multiply
11,240,521.96x = 16,860,826.68 × 2,720,844.76 - Step 4: Simplify right side
11,240,521.96x = 45,875,691,823,637.84 - Step 5: Solve for x
x = 45,875,691,823,637.84/11,240,521.96 - Step 6: Final answer
x = 4,081,277.72
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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.