Finding the Fourth Proportional to 7,074,522.18, 10,613,102.76 and 2,281,711.68
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Solution
The fourth proportional to 7,074,522.18, 10,613,102.76 and 2,281,711.68 is: 3,422,993.09
Step by Step Solution
- Step 1: Write the proportion equation
7,074,522.18 : 10,613,102.76 = 2,281,711.68 : x - Step 2: Convert to fraction form
7,074,522.18/10,613,102.76 = 2,281,711.68/x - Step 3: Cross multiply
7,074,522.18x = 10,613,102.76 × 2,281,711.68 - Step 4: Simplify right side
7,074,522.18x = 24,216,040,528,532.24 - Step 5: Solve for x
x = 24,216,040,528,532.24/7,074,522.18 - Step 6: Final answer
x = 3,422,993.09
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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.