Finding the Fourth Proportional to 7,057,706.74, 10,587,066.12 and 2,954,899.19
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Solution
The fourth proportional to 7,057,706.74, 10,587,066.12 and 2,954,899.19 is: 4,432,560.65
Step by Step Solution
- Step 1: Write the proportion equation
7,057,706.74 : 10,587,066.12 = 2,954,899.19 : x - Step 2: Convert to fraction form
7,057,706.74/10,587,066.12 = 2,954,899.19/x - Step 3: Cross multiply
7,057,706.74x = 10,587,066.12 × 2,954,899.19 - Step 4: Simplify right side
7,057,706.74x = 31,283,713,128,932.11 - Step 5: Solve for x
x = 31,283,713,128,932.11/7,057,706.74 - Step 6: Final answer
x = 4,432,560.65
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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.