Finding the Fourth Proportional to 16,879,545.99, 25,319,319.19 and 4,099,964.58
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Solution
The fourth proportional to 16,879,545.99, 25,319,319.19 and 4,099,964.58 is: 6,149,946.92
Step by Step Solution
- Step 1: Write the proportion equation
16,879,545.99 : 25,319,319.19 = 4,099,964.58 : x - Step 2: Convert to fraction form
16,879,545.99/25,319,319.19 = 4,099,964.58/x - Step 3: Cross multiply
16,879,545.99x = 25,319,319.19 × 4,099,964.58 - Step 4: Simplify right side
16,879,545.99x = 103,808,311,858,464.38 - Step 5: Solve for x
x = 103,808,311,858,464.38/16,879,545.99 - Step 6: Final answer
x = 6,149,946.92
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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.