Finding the Fourth Proportional to 18,080,310.17, 24,951,011.18 and 9,820,533.75
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Solution
The fourth proportional to 18,080,310.17, 24,951,011.18 and 9,820,533.75 is: 13,552,436.05
Step by Step Solution
- Step 1: Write the proportion equation
18,080,310.17 : 24,951,011.18 = 9,820,533.75 : x - Step 2: Convert to fraction form
18,080,310.17/24,951,011.18 = 9,820,533.75/x - Step 3: Cross multiply
18,080,310.17x = 24,951,011.18 × 9,820,533.75 - Step 4: Simplify right side
18,080,310.17x = 245,032,247,389,817.31 - Step 5: Solve for x
x = 245,032,247,389,817.31/18,080,310.17 - Step 6: Final answer
x = 13,552,436.05
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1.5x scale
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.