Finding the Fourth Proportional to 7,633,756.56, 11,450,372.40 and 1,954,030.08
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Solution
The fourth proportional to 7,633,756.56, 11,450,372.40 and 1,954,030.08 is: 2,930,977.94
Step by Step Solution
- Step 1: Write the proportion equation
7,633,756.56 : 11,450,372.40 = 1,954,030.08 : x - Step 2: Convert to fraction form
7,633,756.56/11,450,372.40 = 1,954,030.08/x - Step 3: Cross multiply
7,633,756.56x = 11,450,372.40 × 1,954,030.08 - Step 4: Simplify right side
7,633,756.56x = 22,374,372,096,801.79 - Step 5: Solve for x
x = 22,374,372,096,801.79/7,633,756.56 - Step 6: Final answer
x = 2,930,977.94
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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.