Finding the Fourth Proportional to 8,665,176.48, 11,958,317.12 and 4,797,697.44
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Solution
The fourth proportional to 8,665,176.48, 11,958,317.12 and 4,797,697.44 is: 6,621,029.31
Step by Step Solution
- Step 1: Write the proportion equation
8,665,176.48 : 11,958,317.12 = 4,797,697.44 : x - Step 2: Convert to fraction form
8,665,176.48/11,958,317.12 = 4,797,697.44/x - Step 3: Cross multiply
8,665,176.48x = 11,958,317.12 × 4,797,697.44 - Step 4: Simplify right side
8,665,176.48x = 57,372,387,433,332.17 - Step 5: Solve for x
x = 57,372,387,433,332.17/8,665,176.48 - Step 6: Final answer
x = 6,621,029.31
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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.