Finding the Fourth Proportional to 9,104,714.12, 13,657,990.43 and 2,956,438.70
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Solution
The fourth proportional to 9,104,714.12, 13,657,990.43 and 2,956,438.70 is: 4,434,956.54
Step by Step Solution
- Step 1: Write the proportion equation
9,104,714.12 : 13,657,990.43 = 2,956,438.70 : x - Step 2: Convert to fraction form
9,104,714.12/13,657,990.43 = 2,956,438.70/x - Step 3: Cross multiply
9,104,714.12x = 13,657,990.43 × 2,956,438.70 - Step 4: Simplify right side
9,104,714.12x = 40,379,011,471,481.64 - Step 5: Solve for x
x = 40,379,011,471,481.64/9,104,714.12 - Step 6: Final answer
x = 4,434,956.54
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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.