Finding the Fourth Proportional to 10,911,036.08, 16,366,554.11 and 6,659,508.08
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Solution
The fourth proportional to 10,911,036.08, 16,366,554.11 and 6,659,508.08 is: 9,989,262.11
Step by Step Solution
- Step 1: Write the proportion equation
10,911,036.08 : 16,366,554.11 = 6,659,508.08 : x - Step 2: Convert to fraction form
10,911,036.08/16,366,554.11 = 6,659,508.08/x - Step 3: Cross multiply
10,911,036.08x = 16,366,554.11 × 6,659,508.08 - Step 4: Simplify right side
10,911,036.08x = 108,993,199,272,118.22 - Step 5: Solve for x
x = 108,993,199,272,118.22/10,911,036.08 - Step 6: Final answer
x = 9,989,262.11
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.