Finding the Fourth Proportional to 11,718,083.69, 16,176,562.95 and 7,804,352.88
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Solution
The fourth proportional to 11,718,083.69, 16,176,562.95 and 7,804,352.88 is: 10,773,741.59
Step by Step Solution
- Step 1: Write the proportion equation
11,718,083.69 : 16,176,562.95 = 7,804,352.88 : x - Step 2: Convert to fraction form
11,718,083.69/16,176,562.95 = 7,804,352.88/x - Step 3: Cross multiply
11,718,083.69x = 16,176,562.95 × 7,804,352.88 - Step 4: Simplify right side
11,718,083.69x = 126,247,605,632,700.62 - Step 5: Solve for x
x = 126,247,605,632,700.62/11,718,083.69 - Step 6: Final answer
x = 10,773,741.59
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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.