Finding the Fourth Proportional to 11,159,228.43, 15,399,727.38 and 6,264,459.99
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Solution
The fourth proportional to 11,159,228.43, 15,399,727.38 and 6,264,459.99 is: 8,644,950.38
Step by Step Solution
- Step 1: Write the proportion equation
11,159,228.43 : 15,399,727.38 = 6,264,459.99 : x - Step 2: Convert to fraction form
11,159,228.43/15,399,727.38 = 6,264,459.99/x - Step 3: Cross multiply
11,159,228.43x = 15,399,727.38 × 6,264,459.99 - Step 4: Simplify right side
11,159,228.43x = 96,470,976,028,917.53 - Step 5: Solve for x
x = 96,470,976,028,917.53/11,159,228.43 - Step 6: Final answer
x = 8,644,950.38
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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.