Finding the Fourth Proportional to 15,002,617.68, 22,503,615.48 and 3,643,125.84
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Solution
The fourth proportional to 15,002,617.68, 22,503,615.48 and 3,643,125.84 is: 5,464,613.23
Step by Step Solution
- Step 1: Write the proportion equation
15,002,617.68 : 22,503,615.48 = 3,643,125.84 : x - Step 2: Convert to fraction form
15,002,617.68/22,503,615.48 = 3,643,125.84/x - Step 3: Cross multiply
15,002,617.68x = 22,503,615.48 × 3,643,125.84 - Step 4: Simplify right side
15,002,617.68x = 81,983,503,048,612 - Step 5: Solve for x
x = 81,983,503,048,612/15,002,617.68 - Step 6: Final answer
x = 5,464,613.23
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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.