Finding the Fourth Proportional to 11,638,322.91, 16,060,879.98 and 6,746,379.95
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Solution
The fourth proportional to 11,638,322.91, 16,060,879.98 and 6,746,379.95 is: 9,310,001.06
Step by Step Solution
- Step 1: Write the proportion equation
11,638,322.91 : 16,060,879.98 = 6,746,379.95 : x - Step 2: Convert to fraction form
11,638,322.91/16,060,879.98 = 6,746,379.95/x - Step 3: Cross multiply
11,638,322.91x = 16,060,879.98 × 6,746,379.95 - Step 4: Simplify right side
11,638,322.91x = 108,352,798,596,124.02 - Step 5: Solve for x
x = 108,352,798,596,124.02/11,638,322.91 - Step 6: Final answer
x = 9,310,001.06
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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.