Finding the Fourth Proportional to 25,934,615.24, 38,867,149.74 and 20,184,292.52
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Solution
The fourth proportional to 25,934,615.24, 38,867,149.74 and 20,184,292.52 is: 30,249,375.69
Step by Step Solution
- Step 1: Write the proportion equation
25,934,615.24 : 38,867,149.74 = 20,184,292.52 : x - Step 2: Convert to fraction form
25,934,615.24/38,867,149.74 = 20,184,292.52/x - Step 3: Cross multiply
25,934,615.24x = 38,867,149.74 × 20,184,292.52 - Step 4: Simplify right side
25,934,615.24x = 784,505,919,770,802 - Step 5: Solve for x
x = 784,505,919,770,802/25,934,615.24 - Step 6: Final answer
x = 30,249,375.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.