Finding the Fourth Proportional to 11,288,699.68, 15,578,521.68 and 6,132,163.36
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Solution
The fourth proportional to 11,288,699.68, 15,578,521.68 and 6,132,163.36 is: 8,462,448.52
Step by Step Solution
- Step 1: Write the proportion equation
11,288,699.68 : 15,578,521.68 = 6,132,163.36 : x - Step 2: Convert to fraction form
11,288,699.68/15,578,521.68 = 6,132,163.36/x - Step 3: Cross multiply
11,288,699.68x = 15,578,521.68 × 6,132,163.36 - Step 4: Simplify right side
11,288,699.68x = 95,530,039,849,061.64 - Step 5: Solve for x
x = 95,530,039,849,061.64/11,288,699.68 - Step 6: Final answer
x = 8,462,448.52
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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.