Finding the Fourth Proportional to 13,102,502.85, 19,653,754.28 and 4,004,582.85
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Solution
The fourth proportional to 13,102,502.85, 19,653,754.28 and 4,004,582.85 is: 6,006,874.28
Step by Step Solution
- Step 1: Write the proportion equation
13,102,502.85 : 19,653,754.28 = 4,004,582.85 : x - Step 2: Convert to fraction form
13,102,502.85/19,653,754.28 = 4,004,582.85/x - Step 3: Cross multiply
13,102,502.85x = 19,653,754.28 × 4,004,582.85 - Step 4: Simplify right side
13,102,502.85x = 78,705,087,307,779.17 - Step 5: Solve for x
x = 78,705,087,307,779.17/13,102,502.85 - Step 6: Final answer
x = 6,006,874.28
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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.