Finding the Fourth Proportional to 11,743,664.16, 16,206,392.16 and 6,516,779.52
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Solution
The fourth proportional to 11,743,664.16, 16,206,392.16 and 6,516,779.52 is: 8,993,231.00
Step by Step Solution
- Step 1: Write the proportion equation
11,743,664.16 : 16,206,392.16 = 6,516,779.52 : x - Step 2: Convert to fraction form
11,743,664.16/16,206,392.16 = 6,516,779.52/x - Step 3: Cross multiply
11,743,664.16x = 16,206,392.16 × 6,516,779.52 - Step 4: Simplify right side
11,743,664.16x = 105,613,484,521,376.56 - Step 5: Solve for x
x = 105,613,484,521,376.56/11,743,664.16 - Step 6: Final answer
x = 8,993,231.00
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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.