Finding the Fourth Proportional to 11,275,545.88, 15,560,263.47 and 6,118,907.44
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Solution
The fourth proportional to 11,275,545.88, 15,560,263.47 and 6,118,907.44 is: 8,444,097.78
Step by Step Solution
- Step 1: Write the proportion equation
11,275,545.88 : 15,560,263.47 = 6,118,907.44 : x - Step 2: Convert to fraction form
11,275,545.88/15,560,263.47 = 6,118,907.44/x - Step 3: Cross multiply
11,275,545.88x = 15,560,263.47 × 6,118,907.44 - Step 4: Simplify right side
11,275,545.88x = 95,211,811,914,943.23 - Step 5: Solve for x
x = 95,211,811,914,943.23/11,275,545.88 - Step 6: Final answer
x = 8,444,097.78
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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.