Finding the Fourth Proportional to 6,238,249.60, 9,360,873.60 and 2,643,404.80
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Solution
The fourth proportional to 6,238,249.60, 9,360,873.60 and 2,643,404.80 is: 3,966,589.96
Step by Step Solution
- Step 1: Write the proportion equation
6,238,249.60 : 9,360,873.60 = 2,643,404.80 : x - Step 2: Convert to fraction form
6,238,249.60/9,360,873.60 = 2,643,404.80/x - Step 3: Cross multiply
6,238,249.60x = 9,360,873.60 × 2,643,404.80 - Step 4: Simplify right side
6,238,249.60x = 24,744,578,206,433.28 - Step 5: Solve for x
x = 24,744,578,206,433.28/6,238,249.60 - Step 6: Final answer
x = 3,966,589.96
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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.