Finding the Fourth Proportional to 18,046,191.86, 24,903,750.42 and 9,786,251.70
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Solution
The fourth proportional to 18,046,191.86, 24,903,750.42 and 9,786,251.70 is: 13,505,030.41
Step by Step Solution
- Step 1: Write the proportion equation
18,046,191.86 : 24,903,750.42 = 9,786,251.70 : x - Step 2: Convert to fraction form
18,046,191.86/24,903,750.42 = 9,786,251.70/x - Step 3: Cross multiply
18,046,191.86x = 24,903,750.42 × 9,786,251.70 - Step 4: Simplify right side
18,046,191.86x = 243,714,369,884,100.72 - Step 5: Solve for x
x = 243,714,369,884,100.72/18,046,191.86 - Step 6: Final answer
x = 13,505,030.41
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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.