Finding the Fourth Proportional to 18,204,263.95, 27,306,208.90 and 10,523,021.26
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Solution
The fourth proportional to 18,204,263.95, 27,306,208.90 and 10,523,021.26 is: 15,784,423.77
Step by Step Solution
- Step 1: Write the proportion equation
18,204,263.95 : 27,306,208.90 = 10,523,021.26 : x - Step 2: Convert to fraction form
18,204,263.95/27,306,208.90 = 10,523,021.26/x - Step 3: Cross multiply
18,204,263.95x = 27,306,208.90 × 10,523,021.26 - Step 4: Simplify right side
18,204,263.95x = 287,343,816,648,170.19 - Step 5: Solve for x
x = 287,343,816,648,170.19/18,204,263.95 - Step 6: Final answer
x = 15,784,423.77
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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.