Finding the Fourth Proportional to 11,275,529.47, 15,560,240.84 and 6,118,891.07
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Solution
The fourth proportional to 11,275,529.47, 15,560,240.84 and 6,118,891.07 is: 8,444,075.19
Step by Step Solution
- Step 1: Write the proportion equation
11,275,529.47 : 15,560,240.84 = 6,118,891.07 : x - Step 2: Convert to fraction form
11,275,529.47/15,560,240.84 = 6,118,891.07/x - Step 3: Cross multiply
11,275,529.47x = 15,560,240.84 × 6,118,891.07 - Step 4: Simplify right side
11,275,529.47x = 95,211,418,637,475.48 - Step 5: Solve for x
x = 95,211,418,637,475.48/11,275,529.47 - Step 6: Final answer
x = 8,444,075.19
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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.