Finding the Fourth Proportional to 10,906,739.91, 15,051,974.47 and 6,011,950.96
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Solution
The fourth proportional to 10,906,739.91, 15,051,974.47 and 6,011,950.96 is: 8,296,863.50
Step by Step Solution
- Step 1: Write the proportion equation
10,906,739.91 : 15,051,974.47 = 6,011,950.96 : x - Step 2: Convert to fraction form
10,906,739.91/15,051,974.47 = 6,011,950.96/x - Step 3: Cross multiply
10,906,739.91x = 15,051,974.47 × 6,011,950.96 - Step 4: Simplify right side
10,906,739.91x = 90,491,732,312,152.17 - Step 5: Solve for x
x = 90,491,732,312,152.17/10,906,739.91 - Step 6: Final answer
x = 8,296,863.50
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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.