Finding the Fourth Proportional to 11,705,507.75, 17,523,279.05 and 7,080,497.28
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Solution
The fourth proportional to 11,705,507.75, 17,523,279.05 and 7,080,497.28 is: 10,599,585.45
Step by Step Solution
- Step 1: Write the proportion equation
11,705,507.75 : 17,523,279.05 = 7,080,497.28 : x - Step 2: Convert to fraction form
11,705,507.75/17,523,279.05 = 7,080,497.28/x - Step 3: Cross multiply
11,705,507.75x = 17,523,279.05 × 7,080,497.28 - Step 4: Simplify right side
11,705,507.75x = 124,073,529,614,803.52 - Step 5: Solve for x
x = 124,073,529,614,803.52/11,705,507.75 - Step 6: Final answer
x = 10,599,585.45
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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.