Finding the Fourth Proportional to 18,000,373.24, 24,840,580.94 and 9,740,435.64
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Solution
The fourth proportional to 18,000,373.24, 24,840,580.94 and 9,740,435.64 is: 13,441,836.83
Step by Step Solution
- Step 1: Write the proportion equation
18,000,373.24 : 24,840,580.94 = 9,740,435.64 : x - Step 2: Convert to fraction form
18,000,373.24/24,840,580.94 = 9,740,435.64/x - Step 3: Cross multiply
18,000,373.24x = 24,840,580.94 × 9,740,435.64 - Step 4: Simplify right side
18,000,373.24x = 241,958,079,906,280.72 - Step 5: Solve for x
x = 241,958,079,906,280.72/18,000,373.24 - Step 6: Final answer
x = 13,441,836.83
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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.