Finding the Fourth Proportional to 18,346,930.29, 27,520,562.30 and 5,567,435.55
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Solution
The fourth proportional to 18,346,930.29, 27,520,562.30 and 5,567,435.55 is: 8,351,203.96
Step by Step Solution
- Step 1: Write the proportion equation
18,346,930.29 : 27,520,562.30 = 5,567,435.55 : x - Step 2: Convert to fraction form
18,346,930.29/27,520,562.30 = 5,567,435.55/x - Step 3: Cross multiply
18,346,930.29x = 27,520,562.30 × 5,567,435.55 - Step 4: Simplify right side
18,346,930.29x = 153,218,956,877,172.59 - Step 5: Solve for x
x = 153,218,956,877,172.59/18,346,930.29 - Step 6: Final answer
x = 8,351,203.96
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1.5x scale
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.