Finding the Fourth Proportional to 10,642,758.27, 14,687,020.61 and 6,059,079.64
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Solution
The fourth proportional to 10,642,758.27, 14,687,020.61 and 6,059,079.64 is: 8,361,537.99
Step by Step Solution
- Step 1: Write the proportion equation
10,642,758.27 : 14,687,020.61 = 6,059,079.64 : x - Step 2: Convert to fraction form
10,642,758.27/14,687,020.61 = 6,059,079.64/x - Step 3: Cross multiply
10,642,758.27x = 14,687,020.61 × 6,059,079.64 - Step 4: Simplify right side
10,642,758.27x = 88,989,827,550,311.38 - Step 5: Solve for x
x = 88,989,827,550,311.38/10,642,758.27 - Step 6: Final answer
x = 8,361,537.99
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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.