Finding the Fourth Proportional to 21,908,706.44, 32,866,048.92 and 9,126,221.84
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Solution
The fourth proportional to 21,908,706.44, 32,866,048.92 and 9,126,221.84 is: 13,690,577.96
Step by Step Solution
- Step 1: Write the proportion equation
21,908,706.44 : 32,866,048.92 = 9,126,221.84 : x - Step 2: Convert to fraction form
21,908,706.44/32,866,048.92 = 9,126,221.84/x - Step 3: Cross multiply
21,908,706.44x = 32,866,048.92 × 9,126,221.84 - Step 4: Simplify right side
21,908,706.44x = 299,942,853,448,212.44 - Step 5: Solve for x
x = 299,942,853,448,212.44/21,908,706.44 - Step 6: Final answer
x = 13,690,577.96
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.