Finding the Fourth Proportional to 7,042,596.12, 10,559,928.42 and 2,249,158.68
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Solution
The fourth proportional to 7,042,596.12, 10,559,928.42 and 2,249,158.68 is: 3,372,471.50
Step by Step Solution
- Step 1: Write the proportion equation
7,042,596.12 : 10,559,928.42 = 2,249,158.68 : x - Step 2: Convert to fraction form
7,042,596.12/10,559,928.42 = 2,249,158.68/x - Step 3: Cross multiply
7,042,596.12x = 10,559,928.42 × 2,249,158.68 - Step 4: Simplify right side
7,042,596.12x = 23,750,954,666,021.69 - Step 5: Solve for x
x = 23,750,954,666,021.69/7,042,596.12 - Step 6: Final answer
x = 3,372,471.50
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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.