Finding the Fourth Proportional to 8,806,529.70, 13,209,794.55 and 5,775,347.70
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Solution
The fourth proportional to 8,806,529.70, 13,209,794.55 and 5,775,347.70 is: 8,663,021.55
Step by Step Solution
- Step 1: Write the proportion equation
8,806,529.70 : 13,209,794.55 = 5,775,347.70 : x - Step 2: Convert to fraction form
8,806,529.70/13,209,794.55 = 5,775,347.70/x - Step 3: Cross multiply
8,806,529.70x = 13,209,794.55 × 5,775,347.70 - Step 4: Simplify right side
8,806,529.70x = 76,291,156,571,815.05 - Step 5: Solve for x
x = 76,291,156,571,815.05/8,806,529.70 - Step 6: Final answer
x = 8,663,021.55
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1.5x scale
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.