Finding the Fourth Proportional to 7,379,057.68, 10,182,661.14 and 4,281,341.08
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Solution
The fourth proportional to 7,379,057.68, 10,182,661.14 and 4,281,341.08 is: 5,907,996.30
Step by Step Solution
- Step 1: Write the proportion equation
7,379,057.68 : 10,182,661.14 = 4,281,341.08 : x - Step 2: Convert to fraction form
7,379,057.68/10,182,661.14 = 4,281,341.08/x - Step 3: Cross multiply
7,379,057.68x = 10,182,661.14 × 4,281,341.08 - Step 4: Simplify right side
7,379,057.68x = 43,595,445,442,401.63 - Step 5: Solve for x
x = 43,595,445,442,401.63/7,379,057.68 - Step 6: Final answer
x = 5,907,996.30
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.