Finding the Fourth Proportional to 5,329,101.38, 7,354,147.14 and 3,005,986.14
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Solution
The fourth proportional to 5,329,101.38, 7,354,147.14 and 3,005,986.14 is: 4,148,253.68
Step by Step Solution
- Step 1: Write the proportion equation
5,329,101.38 : 7,354,147.14 = 3,005,986.14 : x - Step 2: Convert to fraction form
5,329,101.38/7,354,147.14 = 3,005,986.14/x - Step 3: Cross multiply
5,329,101.38x = 7,354,147.14 × 3,005,986.14 - Step 4: Simplify right side
5,329,101.38x = 22,106,464,374,360.64 - Step 5: Solve for x
x = 22,106,464,374,360.64/5,329,101.38 - Step 6: Final answer
x = 4,148,253.68
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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.