Finding the Fourth Proportional to 5,532,132.99, 8,296,403.64 and 1,838,164.69
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Solution
The fourth proportional to 5,532,132.99, 8,296,403.64 and 1,838,164.69 is: 2,756,650.33
Step by Step Solution
- Step 1: Write the proportion equation
5,532,132.99 : 8,296,403.64 = 1,838,164.69 : x - Step 2: Convert to fraction form
5,532,132.99/8,296,403.64 = 1,838,164.69/x - Step 3: Cross multiply
5,532,132.99x = 8,296,403.64 × 1,838,164.69 - Step 4: Simplify right side
5,532,132.99x = 15,250,156,228,512.86 - Step 5: Solve for x
x = 15,250,156,228,512.86/5,532,132.99 - Step 6: Final answer
x = 2,756,650.33
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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.